Veterinärmedizinische Universität Wien Forschungsinformationssystem VetDoc

Hess Michael,

Beiträge für wissenschaftliche Veranstaltungen

Vortrag

Alispahic, M; Hess, C; Jandreski-Cvetkovic, D; Hess, M (2019): Morganella morganii an infectious agent in poultry? -8. Tagung des VET Arbeitskreises Geflügelforschung; April 5-6, 2019; Rust, Austria.

Buchholz, S; Mitra, T; Aschenbach, J; Hess, M; Awad, W (2019): Tight junction expression in the gut of broiler chickens: Influence of age and Campylobacter jejuni with or without deoxynivalenol. 18-18.-5th Symposium of the Graduate School for Pig and Poultry Medicine (PaP); April 4-5, 2019; Vienna, Austria.

Grafl, B; Gaußmann, B, Hess, C; Hess, M (2019): Monitoring pathoanatomischer Veränderungen beim österreichischen Mastgeflügel unter Berücksichtigung labordiagnostischer Untersuchungen und betriebsspezifischen Produktionsdaten. -8. Tagung des VET Arbeitskreises Geflügelforschung; APRIL 5-6, 2019; Rust, Austria.

Grafl, B; Gaußmann, B; Prokofieva, I; Hess, M (2019): Impact Of Biosecurity On The Introduction Of Fowl Adenoviruses And Avian Orthoreoviruses In Broiler Flocks. -WVPAC 2019; SEP 16-20, 2019; Bangkok, Thailand.

Grafl, B; Wernsdorf, P; Prokofieva, I; Hess, M (2019): Live Vaccination With Apathogenic FAdV-1 Protects Layers From Development Of Adenoviral Gizzard Erosion. -WVPAC 2019; SEP 16-20, 2019; Bangkok, Thailand.

Hess, C; Drauch, V; Vogl, C; Hess, M (2019): Efficacy of disinfectants against Salmonella Infantis determined in vitro. 5th ECPVS Scientific Symposium; NOV 13, 2019; Amersforrt, Netherlands. 2019.

Hess, C; Drauch, V; Vogl, C; Hess, M (2019): Efficacy of disinfectants against Salmonella Infantis determined in vitro. Mini-Symposium on Salmonella Infantis Infections in Poultry; OCT 10, 2019; Vienna, Austria. 2019.

Hess, M (2019): Actual challenges for Poultry Health. IXth International Veterinary Congress; APR 23-25, 2019; Kaliningrad, Russia. 2019.

Hess, M (2019): Histomonosis and the molecular repertoire of Histomonas meleagridis. 6th International Conference on Poultry Intestinal Health.; Apr 3-5, 2019; Rom, Italy. 2019.

Hess, M (2019): Erkrankungen durch Hühneradenoviren. 29-30.-96. Fachgespräch über Geflügelkrankheiten; Mai 09-10, 2019; Hannover, Germany.

Hess, M (2019): Pathogen Control: Past, present and future. Chr. Hansen Interactive Seminar; Jun 10, 2019; Gdansk, Poland. 2019.

Hess, M (2019): Aktuelle Erkenntnisse zu Histomonas meleagridis und Möglichkeiten der Impfung. 235-239.-bpt-Kongress; OCT 17.-19, 2019; München, Germany.

Hess, M (2019): Die häufigsten Erkrankungen bei Masthühnern. 81-81.-Die häufigsten Erkrankungen bei Masthühnern.; NOV 8, 2019; Kremsmünster, Austria.

Liebhart, D; Hess, M (2019): Histomonosis – new approaches on disease prevention. -70th Annual Meeting of the European Federation of Animal Science; AUG 26-30, 2019; Ghent, Belgium.

Matos, M; Hess, M (2019): Viral hepato-pancreatitis and metabolic related derangements in chickens. -III. CEPI Conference on Poultry Nutrition and Poultry Health; FEB 14, 2019; Keszthely, Hungary.

Mitra, T; Bramberger, B; Hess, M; Liebhart, D (2019): Innate immune response of chickens and turkeys against Histomonas meleagridis varies with the pathogenicity of the parasite. -Veterinärimmunologie Arbeitskreis; Sept 9-10, 2019; Munich, Germany.

Nees, M; Hess, C; Hess, M; Alispahic, M (2019): Characterisation of Escherichia coli by MALDI-TOF MS -Ⅲ. CEPI Konferenz zum Thema „Geflügelfütterung und Geflügelkrankheiten"; Jan 14, 2019; Keszthely, Hungary.

Paudel, S; Abdelhamid, MK; Hatfaludi, T; Rezaee, MS; Liebhart, L; Hess, C; Hess, M (2019): Histomonas meleagridis favors the caecal colonization of Escherichia coli in chickens determined experimentally. -International Symposium on Parasite Infections in Poultry; JUNE 28-29, 2019; Vienna, Austria.

Paudel, S; Fink, D; Zöggeler, A; Liebhart, D; Hess, M; Hess, C (2019): Elucidating the preferred natural infection route for experimental colibacillosis based upon a bioluminescent Escherichia coli. -21st World Veterinary Poultry Association Congress; SEP 16-20, 2019; Bangkok, Thailand.

Paudel, S; Hess, C; Hess, M (2019): Dynamics of natural and experimental Escherichia coli infections in chickens -III. CEPI conference on Poultry Nutrition and Poultry Health; FEB 14,2019; Keszthely, Hungary.

Schachner, A; Gonzalez, G; Endler, L; Ito, K; Hess, M (2019): Evidence of frequent and multiple recombination in fowl adenovirus (FAdV), revealed by FAdV-D and FAdV-E strain variants with reshuffled genomes and atypical serological reactivities. -XXIst World Veterinary Poultry Association Congress; SEP 16-20, 2019; Bangkok, Thailand.

Awad, W; Hess, C; Aschenbach, J; Dublecz, K; Hess, M (2018): Campylobacter jejuni modulates the intestinal mucosal barrier function with consequences on bacterial translocation in chickens. 44-44.-23. Tagung der Deutschen Veterinärmedizinischen Gesellschaft (DVG)-Fachgruppe Physiologie und Biochemie; Feb 21–23, 2018; Vienna, Austria.

Awad, W; Hess, C; Aschenbach, J; Dublecz, K; Hess, M (2018): Ist Campylobacter jejuni beim Huhn ein Pathogen? ÖGT Jahrestagung 2018; 05.05.2018; Bad Waltersdorf, Austria, Austria. 2018.

Awad, W; Hess, C; Aschenbach, J; Dublecz, K; Hess, M (2018): Campylobacter colonization in chickens: Consequences on gut physiology and bacteria translocation. 6-6.-4th Symposium of the Graduate School for Pig and Poultry Medicine (PaP); FEB 15–16, 2018; Vienna, Austria.

Awad, W; Hess, C; Dublecz, K; Aschenbach, J; Hess, M (2018): Interaction of Campylobacter jejuni with the gut barrier of broiler chickens: Campylobacter jejuni has diametral effects on broiler gut health. -XVth European Poultry Conference; SEP 17-21, 2018; Dubrovnik, Croatia. (ISBN: 978-90-829157-0-9 )

Bilic, I; Zloch, A; Jaskulska, B; Hess, C; Hess, M (2018): Detection of a novel recombinant (QX-793/B) variant of infectious bronchitis virus, related to the Xindadi (XDN) type, following vaccination with a 793/B vaccine and filed infection with IBV QX. 11th International Congress for Veterinary Virology; 12th Annual Meeting of EPIZONE; AUG 27-30, 2018; Vienna, Austria. 2018.

Grafl, B; Liebhart, D; Schachner, A; Hess, M (2018): Adenoviral gizzard erosion in pullet and layer flocks and potential means of prophylaxis due to live vaccination with an apathogenic FAdV-A. -15th European Poultry Conference; Sep 17-21, 2018; Dubrovnik, Croatia. (ISBN: 978-90-829157-0-9 )

Grafl, B; Schachner, A; Liebhart, D; Hess, M (2018): Non-pathogenic FAdV-1 prevents development of adenoviral gizzard erosion in layers. -4th ECPVS Scientific Symposium; Sep 7, 2018; Valencia, Spain.

Grafl, B; Sulejmanovic, T; Jaskulska, B; Bilic, I; Liebhart, D; Hess, M (2018): Hens in mixed meat turkey flocks separated by wire fence from toms showing high mortality due to histomonosis are infected based upon laboratory diagnostics. -15th European Poultry Conference; Sep 17-21, 2018; Dubrovnik, Croatia. (ISBN: 978-90-829157-0-9 )

Hess, C; Graf, B; Jandreski, D, Georgi, A; Hess, M (2018): Retrospective study on antimicrobial resistance profiles from E. coli isolated from diagnostic samples. AUKOS - Animal Health Symposium 2018: Antibiotics: Use and Risks in Food Animals; NOV 24, 2018; Pristina, Kosovo. 2018.

Hess, C; Grafl, B; Jandreski-Cvetkovics, D; Georgi, A; Hess, M (2018): Retrospective study on antimicrobial resistance profiles from E. coli isolated from diagnostic samples. -XVth European Poultry Conference; SEP 17-21, 2018; Dubrovnik, Croatia. (ISBN: 978-90-829157-0-9 )

Hess, M (2018): Actual challenges in diagnostics. Phibro Satellite Seminar at the VIII International Veterinary Congress; 23.04.2018; Moscow, Russia, Russia. 2018.

Hess, M (2018): bronchitis (IB): diagnosis and circulating strains in Europe. Phibro Satellite Seminar at the VIII International Veterinary Congress; 23.04.2018; Moscow, Russia, Russia. 2018.

Hess, M (2018): Increasing global importance of fowl adenovirus infections in chickens – issues to consider. VIII International Veterinary Congress; 23.-25.04.2018; Moscow, Russia, Russia. 2018.

Hess, M (2018): Infectious bronchitis (IB): diagnosis and circulating strains in Europe. ABIC Conference to launch IB Variant 2 vaccine in Poland; JAN 12, 2018; Lodz, Poland, Poland. 2018.

Kidane, FA; Wernsdorf, P; Mitra, T; Hess, M; Liebhart D (2018): Modulation of the cellular immune response against attenuated and virulent Histomonas meleagridis in turkeys by the signature cytokinesinterferon gamma and interleukin 13. -12th “Hafez” International Symposium on Turkey Diseases; MAY 31-JUN 2, 2018; Berlin, Germany.

Paudel, S; Ruhnau, D; Liebhart, D; Hess, M; Hess, C (2018): Experimental investigations on the interaction of Avibacterium paragallinarum and Gallibacterium anatis in chickens in context of vaccination -MedVetPATHOGENS; OCT 8-11, 2018; Prato, Italy.

Paudel, S; Stessl, B; Fürst, C; Jandreski-Cvetkovic, D; Hess, C; Hess, M (2018): Comprehensive epidemiological investigations support the role of Histomonas meleagridis for systemic translocation of Escherichia coli in chickens. 163-163.-The XVth European Poultry Conference; SEP 17-21, 2018; Dubrovnik, Croatia. (ISBN: 978-90-829157-0-9 )

Schachner, A; Gonzalez, G; Endler, L; Ito, K; Hess, M (2018): A minimum set of core & right-terminal targets covering hybrid neutralization profiles and diversity in tentative host-modulatory regions acquired by recombination is crucial for fowl aviadenovirus (FAdV) typing. -13th International Adenovirus Meeting; SEP 26-29, 2018; Los Morelos, Mexico.

Schachner, A; Gonzalez, G; Marek, A; Endler, L; Ito, K; Hess, M (2018): Intergenomic comparison of an in vitro-attenuated FAdV-4 strain and its virulent counterpart provides substantial evidence for virulence modulation in fowl aviadenoviruses via adaptation of right-terminal genome contents. -11th International Congress for Veterinary Virology – ESVV 2018; AUG 27-30, 2018; Vienna, Austria.

Sulejmanovic, T; Turblin, V; Jaskulska, B; Bilic, I; Hess, M (2018): Detection of Histomonas meleagridis DNA in dust samples from turkey houses of clinically non-affected birds. -12th International Symposium on Turkey Diseases; MAY 31 - JUN 2, 2018; Berlin, Germany.

Zloch, A; Kuchling, S; Hess, M; Hess, C (2018): Influence of alternative husbandry systems on post-mortem findings and prevalence of important bacteria and parasites in layers - determined from end of rearing until slaughter. -XVth European Poultry Conference; SEP 17-21, 2018; Dubrovnik, Croatia. (ISBN: 978-90-829157-0-9 )

Aschenbach, JR; Awad, WA; Hess, M; Amasheh S; Lodemann, U (2017): Einfluss bakterieller Darminfektionen bei Schwein und Huhn auf Transport- und Barriere-Eigenschaften des Darmepithels. 129-135.-14. Tagung Schweine & Geflügel Ernährung; Nov 21 – 23, 2017; Wittenburg, Germany.

Aschenbach, JR; Awad, WA; Hess, M; Amasheh, S; Lodemann, U (2017): Einfluss bakterieller Darminfektionen bei Schwein und Huhn auf Transport- und Barriere-Eigenschaften des Darmepithels. 129-135.-14. Tagung Schweine & Geflügel Ernährung; Nov 21–23, 2017; Wittenburg, Germany.

Awad, W; Hess, C; Khayal, B; Aschenbach, J; Dublecz, K; Hess, M (2017): Campylobacter jejuni colonization induces gut leakage and permits the translocation of Escherichiacoli to extra-intestinal organs in chickens. 279-279.-XXth congress of the World Veterinary Poultry Association (WVPA); SEP 4-8, 2017; Edinburgh, United Kingdom.

Bilic, I; Mazumdar, R, Monoyios, A; Hess, M (2017): The molecular repertoire of Histomonas meleagridis. 9-11.-93. Fachgespräch über Geflügelkrankheiten; Okt 26-27, 2017; Hannover, Germany. (ISBN: 978-3-86345-391-6 )

Feichtner, F; Schachner, A; Berger, E; Hess, M (2017): Recombinant fiber proteins enable sensitive and species-specific detection of antibodies against clinically relevant fowl aviadenoviruses (FAdVs) in chickens. -XXth congress of the World Veterinary Poultry Association; SEP 4-8, 2017; Edinburgh, United Kingdom.

Gaußmann, B; Grafl, B; Liebhart, D; Hess, C; Hess, M; Paudel, S (2017): Genotypes of Escherichia coli strains isolated from bone marrow of broilers do not correlate with femoral head lesions. -20th World Veterinary Poultry Association Congress; SEP 4-8, 2017; Edinburgh, United Kingdom.

Grafl, B; Cargill, P; Garcia-Rueda, Cristina; Wood, A; Schock, A; Liebhart, D; Schachner, A; Hess, M (2017): In vivo studies confirm FAdV-1 as the etiological agent of adenoviral gizzard erosions seen in replacement pullets and layer flocks in the UK. -XXth World Veterinary Poultry Association Congress; Sept 4-8, 2017; Edinburgh, United Kingdom.

Grafl, B; Polster, S; Sulejmanovic, T; Pürrer, B; Guggenberger, B; Hess, M (2017): Erhebung ausgewählter Parameter der Legehennengesundheit bei der Ausstallung am Schlachthof. Wissenschaftliche Sitzung der Sektion Geflügelwissenschaft ; Juni 22, 2017; Heiligenkreuz. 2017.

Hess, C; Zloch, A; Paudel, S; Bilic, I; Hacksteiner, K; Grafl, B; Kuchling, S; Hess, M (2017): LAGMUS: Projekt für gesunde Legehennen - Schlussfolgerungen. -6. Tagung des VET Arbeitskreises Geflügelforschung; APR 21-22, 2017; Rust, Austria.

Hess, M (2017): Histomonosis in poultry and its prevention by vaccination. Aviagen Global Veterinary Seminar; JULY 4, 2017; Edinburgh, United Kingdom. 2017.

Hess, M (2017): Gallibacterium anatis infections in poultry. 10th Scientific Conference of the Egyptian Veterinary Poultry Association; DEZ 4-7, 2017; Ain Sokhna, Egypt, Egypt. 2017.

Hess, M (2017): Adenovirus infection: Inclusion body hepatitis. 10th Scientific Conference of the Egyptian Veterinary Poultry Association; DEZ 4-7, 2017; Ain Sokhna, Egypt, Egypt. 2017.

Hess, M (2017): Koch’sche Postulate: Theorie und Praxis. Tiergesundheit beim Nutzgeflügel. 4-4.-Tagung des VET Arbeitskreises für Geflügelforschung; APR 21-22, 2017; Rust, Austria.

Hess, M (2017): Current worldwide situation of fowl aviadenovirus (FAdV) in chickens. Precongreso XLII Convencion annual ANECA; MAY 3, 2017; Veracruz, Mexico. 2017.

Hess, M (2017): Actual challenges in Poultry Health. DLG Poultry Conference “Current and future trends in poultry production” AgroFarm-IsfahanVET; APR 19, 2017; Isfahan, Iran (Islamic Republic of). 2017.

Hess, M (2017): Histomonas meleagridis: biology, prevention and control. 165-167.-JRA-JRFG 2017, 12éme Journées de la Recherche; APR 5-6, 2017; Tours, France.

Hess, M (2017): Flock health management in poultry: current problems - state of the art diagnostic - impact on vaccination and/or therapy. 21st Swine and Wine Meeting; OCT 20-22, 2017; Stegersbach, Austria. 2017.

Hess, M (2017): Update on histomonosis. 2nd Vet Excellence meeting of Elanco Animal Health; July 6-7, 2017; Tunis, Tunisia. 2017.

Hess, M (2017): Fowl aviadenovirus infections in poultry: pathogenesis of diseases, diagnostics and vaccination. Aviagen Global Veterinary Seminar; JULY 4, 2017; Edinburgh, United Kingdom. 2017.

Liebhart, D; Sulejmanovic, T; Mägdefrau-Pollan, B; Sanglhuber, EM; Wiesinger, E; Bilic, I; Hess, M (2017): Monitoring von Histomonosefällen in österreichischen Putenbetrieben. -93. Fachgespräch über Geflügelkrankheiten; OCT 26-27, 2017; Hannover, Germany.

Liebhart, D; Sulejmanovic, T; Mägdefrau-Pollan, B; Sanglhuber, E-M; Wiesinger, E; Bilic, I; Hess, M (2017): Gehäuftes Vorkommen von Histomonose – Implementierung von Monitoringprogrammen. CEPI Conference; DEC 1, 2017; Vienna, Austria. 2017.

Matos, M; Dublecz, K; Liebhart, D; Hess, M (2017): Fowl aviadenovirus-induced pancreatitis leads to dysmetabolic conditions in broilers. -WVPA XXth Congress 2017; September 4-8, 2017; Edinburgh, United Kingdom.

Mitra, T; Gerner, W; Saalmüller, A; Kidane, FA; Wernsdorf, P; Hess, M; Liebhart, D (2017): Different kinetics of B cells and T cell subsets (CD3+CD4+CD8-, CD3+CD4-CD8+) are characteristic following vaccination of turkeys and chickens against histomonosis. -20th World Veterinary Poultry Association Congress; SEP 4-8, 2017; Edinburgh, United Kingdom.

Paudel, S; Ruhnau, D; Liebhart, D; Hess, M; Hess, C (2017): Increased severity of infectious coryza following co-infection of chickens with Avibacterium paragallinarum and Gallibacterium anatis can be minimized by vaccination. -20th World Veterinary Poultry Association Congress; SEP 4-8, 2017; Edinburgh, United Kingdom.

Sulejmanovic, T; Liebhart, D; Bilic, I; Hess, M (2017): Monitoring of field cases of histomonosis in turkey flocks based on cloacal swabs and environmental dust with genotyping of circulating histomonads. -9th 'Hafez' International Symposium on Turkey Production; MAI 18-20, 2017; Berlin, Germany.

Sulejmanovic, T; Liebhart, D; Mägdefrau-Pollan, B; Wiesinger, E; Hess, M (2017): PCR-monitoring of histomonosis outbreaks in commercial meat turkey flocks treated with paromomycin. -XXth World Veterinary Poultry Association Congress; SEP 4-8, 2017; Edinburgh, United Kingdom.

Zloch, A; Hess, C; Hess, M; Bilic, I (2017): Detection of a novel recombinant (QX - 793/B) variant of infectious bronchitis virus, related to the Xindadi (XDN) type, from a layer flock in Austria. -XXth World Veterinary Poultry Association Congress; SEP 4-8, 2017; Edinburgh, United Kingdom.

Zloch, A; Kuchling, S; Bilic, I; Hess, C; Hess, M (2017): Prevalence of selected pathogens in layers kept in alternative housing systems revealed by a longitudinal study –Part II: microorganisms. -XXth World Veterinary Poultry Association Congress; SEP 4-8, 2017; Edinburgh, United Kingdom.

Zloch, A; Kuchling, S; Hess, C; Hess, M (2017): Prevalence of selected pathogens in layers kept in alternative housing systems revealed by a longitudinal study – Part I: parasites. -XXth Word Veterinary Poultry Association Congress; SEP 4-8, 2017; Edinburgh, United Kingdom.

Zhang, X; Bilic, I; Marek, A; Glösmann, M; Hess, M (2016): C-terminal amino acids 471-507 of avian hepatitis E virus capsid protein are crucial for binding to avian and human cells. -Focused Meeting 2016: Molecular Biology and Pathogenesis of Avian Viruses; Sep 27-29, 2016; London, United Kingdom.

Awad, W; Hess, C; Khayal, B; Dublecz, K; Aschenbach, J; Hess, M (2016): Interaction of Campylobacter jejuni with the gut barrier of chickens. -91. Fachgespräch über Geflügelkrankheiten; NOV 10-11, 2016; Hannover, DEUTSCHLAND. (ISBN: 978-3-86345-348-0 )

Bilic, I; Monoyios, A; Mazumdar, M; Hummel, K; Nöbauer, K; Endler, L; Hess, M (2016): Histomonas meleagridis - approaching the "omics" era. -3rd International Symposium on Parasite Infections in Poultry; JUL 1-2, 2016; Vienna, AUSTRIA.

Grafl, B; Polster, S; Sulejmanovic, T; Pürrer, B; Guggenberger, B; Hess, M (2016): Selected health and welfare parameters of Austrian end-of-lay flocks assessed directly in the slaughter house -3rd ECPVS symposium; Sept 20; Bologna, Italy.

Gruber, J; Ganas, P; Hess, M (2016): Long term in vitro passaging of Histomonas meleagridis coincides with morphological changes and increased tenacity of the parasite. 3rd International Symposium on Parasite Infections in Poultry; JUL 1-2, 2016; Vienna, AUSTRIA. 2016.

Hess, C; Zloch, A; Kuchling, S; Hess, M (2016): LAGMUS: Projekt für gesunde Legehennen. Wintertagung des Ökosozialen Forums - Fachtag Geflügelhaltung; FEB 10, 2016; Hatzendorf, AUSTRIA. 2016.

Hess, M (2016): Commensal or pathogen in chickens – a challenge to fulfil Koch’s postulates. Gordon Memorial Lecture, Annual Meeting of the UK branch of WPSA; APR 4, 2016; Chester, UK. 2016.

Hess, M (2016): Actual challenges in poultry medicine. Annual Meeting of the Slovakian Branch of the World Veterinary Poultry Association; MAR 15, 2016; Nitra, Slovakia. 2016.

Hess, M (2016): A clonal culture as key tool to develop new diagnostics and a vaccine against Histomonosis. AAAP/FDA Mini-Symposium on Blackhead Disease; AUG 8, 2016; San Antonio, USA. 2016.

Hess, M (2016): Gallibacterium anatis infections in poultry. Annual Poultry Assembly, Boehringer Ingelheim; Oct 11, 2016; Berlin, Germany. 2016.

Hess, M (2016): Fowl adenovirus infections in Poultry. Annual Poultry Assembly, Boehringer Ingelheim; Oct 11, 2016; Berlin, Germany. 2016.

Hess, M (2016): Actual challenges in poultry medicine. 1. Österreichisches-Kosovarisches Geflügelgesundheitssymposium; Oct 22, 2016; Prishtina, Kosovo. 2016.

Hess, M (2016): The importance of diagnostics on poultry health. XIX Conference of the Czech Branch of WVPA ; Oct 19, 2016; Brno, Czech Republic. 2016.

Hess, M (2016): Fowl adenovirus infections in poultry. Seminar at the Ministry of Environment, Water and Agriculture; Dec 7, 2016; Riyadh, Saudi Arabia. 2016.

Hess, M (2016): Establishing a recording system to report outbreaks of blackhead disease. 3rd Symposium of the European college of Poultry Veterinary Science (ECPVS); Sep 20, 2016; Bologna, Italy. 2016.

Kidane, F; Wernsdorf, P; Mitra, T; Hess, M; Liebhart, D (2016): Expression patterns of interferon gamma and interleukin 13 differ with the virulence of Histomonas meleagridis used to infect turkeys and chickens. -XIVth Avian Immunology Research Group (AIRG) Meeting 2016; SEP 7-10, 2016; Herrsching, GERMANY.

Matos, M; Grafl, B; Liebhart, D; Hess, M (2016): Fowl aviadenovirus-induced lesions in liver and pancreas coincide with severe metabolic disorders in broiler chickens. -Microbiology Society Focused Meeting 2016: Molecular Biology and Pathogenesis of Avian Viruses; SEPT 27-29, 2016; London, UK.

Mitra, T; Gerner, W; Saalmüller, A; Kidane, F; Wernsdorf, P; Hess, M; Liebhart, D (2016): Virulent Histomonas meleagridis causes pronounced changes in T cell subsets and B cells of turkeys and chickens compared to attenuated parasites. -XIVth Avian Immunology Research Group (AIRG) Meeting 2016; SEP 7-10, 2016; Herrsching, GERMANY.

Mitra, T; Gerner, W; Saalmüller, A; Kidane, FA; Wernsdorf, P; Hess, M; Liebhart, D (2016): Divergent cellular immune response of turkeys and chickens against Histomonas meleagridis. -3rd International Symposium on Parasite Infections in Poultry; JUL 1-2, 2016; Vienna , AUSTRIA.

Paudel, S; Stessl, B; Hess, C; Zloch, A; Hess, M (2016): Genetic diversity of extraintestinal E. coli obtained from birds with or without pathological lesions during the LAGMUS projekt. Tagung des VET Arbeitskreises Geflügelforschung; APR 8-9, 2016; Rust, Austria. 2016.

Paudel, S; Stessl, B; Hess, M; Hess, C (2016): Clonality of Escherichia coli isolates obtained from clinical outbreaks of histomonosis in layers and layer breeders. -3rd International Symposium on Parasite Infections in Poultry; JUL 1-2, 2016; Vienna, Austria.

Schachner, A; Marek, A; Grafl, B; Hess, M (2016): Combined analysis of several genes up to full genome sequencing is needed to unambiguously resolve the genotypes of fowl aviadenoviruses (FAdVs). -12th International Adenovirus Meeting; AUG 16-20, 2016; Barsinghausen, GERMANY.

Sulejmanovic, T; Mägdefrau-Pollan, B; Sanglhuber, EM; Wiesinger, E; Liebhart, D; Hess, M (2016): Attempts to treat turkeys suffering from histomonosis using paromomycin in Austrian field outbreaks – case reports. -11th “Hafez” International Symposium on Turkey Diseases; MAY 26-28, 2016; Berlin, GERMANY.

Zloch, A; Kuchling, S; Hess, M; Hess, C (2016): Gesundheitsstatus österreichischer Legehennen in alternativen Haltungssystemen. 1. Frühjahrstagung des TGD; APR 7, 2016; Vienna, AUSTRIA. 2016.

Zloch, A; Kuchling, S; Hess, M; Hess, C (2016): Aktuelle Ergebnisse zum LAGMUS-Projekt. -Tiergesundheit beim Nutzgeflügel, Tagung des VET Arbeitskreises Geflügelforschung; APR 8-9, 2016; Rust, AUSTRIA.

Zloch, A; Kuchling, S; Paudel, S; Hess, M; Hess, C (2016): Longitudinal study on the occurence of selected bacteria in layer flocks kept in alternative husbandry systems. -3rd ECPVS Symposium; SEP 20, 2016; Bologna, ITALY.

Bilic, I; Hess, C; Prokofieva, I; Hess, M (2015): Ring test to validate the PCR results for detection of Mycoplasma gallisepticum/Mycoplasma synoviae and Infectious Bronchitis Virus. -19th World Veterinary Poultry Association Congress; SEP 7-11, 2015; Cape Town, SOUTH AFRICA.

Grafl, B; Hess, M (2015): Verbindung von Schlachtbefunden und Herdengesundheit. Tierhaltertagung des Landes Burgenland, Schwerpunkt: Geflügel; Dez 3, 2015; Marz, Austria. 2015.

Grafl, B; Polster, S; Sulejmanovic, T; Pürrer, B; Guggenberger, B; Hess, M (2015): Monitoring der Legehennengesundheit bei der Ausstallung. -Tierwohl-Tagung: "Tierhaltung im Spannungsfeld von Tierwohl, Ökonomie und Gesellschaft"; OKT 7-8, 2015; Göttingen, Germany.

Grafl, B; Prokofieva, I; Wernsdorf, P; Dublecz, K; Hess, M (2015): Clinical signs and progression of lesions in the gizzard are not influenced by dietary stimulation following experimental infection with pathogenic fowl adenovirus serotype 1. -WVPAC 2015; SEP 7-11, 2015; Capetown, South Africa.

Grafl, B; Weise, H; Le Bris, J; Liebhart, D; Bilic, I; Hess, M (2015): Outbreak of histomonosis with aberrant pathomorphology characterized by severe caecal lesions with minimal liver involvement. -8th International Symposium on Turkey production; MAI 28-30, 2015; Berlin, Germany.

Grafl, B; Weise, H; Le-Bris, J; Liebhart, D; Bilic, I; Hess, M (2015): Abberant pathomorphology in turkeys suffering from histomonosis characterized by severe caecal lesions and minimal liver involvement. -WVPAC 2015; SEP 7-11, 2015; Capetown, South Africa.

Hess, C; Paudel, S; Kluger, S; Liebhart, D; Aurich, C; Hess, M (2015): Experimental infection with Gallibacterium anatis in SPF chickens causes pathological lesions in reproductive organs with clinical consequences on egg production and semen quality. Second symposium of the European College of Poultry Veterinary Science; JUN 26, 2015; Deventer, The Netherlands. 2015.

Hess, M (2015): Infektionserreger mit Bedeutung für die Darmgesundheit bei der Pute. Tagung des VET Arbeitskreises für Geflügelforschung; Mar 20-21, 2015; Rust, Austria. 2015.

Hess, M (2015): Adenovirus infections in poultry. Seminar Phibro Vaccines; May 12, 2015; Buenos Aires, Argentina. 2015.

Hess, M (2015): Fowl adenovirus (FAdV) infections in poultry. Annual spring meeting of the Belgian branch of WVPA; Mar 9, 2015; Ghent, Belgium. 2015.

Hess, M (2015): Current knowledge about avian hepatitis E virus in poultry. Annual spring meeting of the Belgian branch of WVPA; Mar 9, 2015; Ghent, Belgium. 2015.

Hess, M (2015): Commensal or pathogen: Pathogenicity traits of selected endemic microorganisms resolved in vivo. Inaugural conference of the Global Alliance for Research on Avian Diseases (GARAD); Jun 29 - Jul 1, 2015; London, UK. 2015.

Hess, M (2015): Histomonosis: a re-emerging disease in turkeys and chickens. British Veterinary Poultry Association (BVPA) Spring 2015 Meeting; Mar 19, 2015; Harrogate, UK. 2015.

Hess, M (2015): Challenges in poultry medicine. Guest lecture at the Guru Angad Dev Veterinary and Animal Sciences University Ludhiana, India; Apr 20, 2015; Ludhiana, India. 2015.

Hess, M (2015): Schwarzkopfkrankheit bei der Pute – aktueller Kenntnisstand. 7. österreichische Truthühnerfachtagung; Mar 25, 2015; Marz, Austria. 2015.

Hess, M (2015): Genetic relationship of fowl adenoviruses (FAdV) involved in IBH outbreaks. 2nd Symposium of the European College of Poultry Veterinary Science (ECPVS); Jun 26, 2015; Deventer, Holland. 2015.

Joachim A; Hess, M (2015): Postgraduate Program at the VetMedUni: Preventing Infectious Diseases in Pigs and Poultry (Pap). FEV-meeting - EVERI session; JUN 4, 2015; Iasi, RUMÄNIEN. 2015.

Kidane, FA; Bilic, I; Wernsdorf, P; Hess, M; Liebhart, D (2015): In situ hybridization to detect and localize signature cytokines of the Th1 and Th2 immune responses in chicken tissues. -5th European Veterinary Immunology Workshop; SEP 2-4, 2015; Vienna, AUSTRIA.

Korosi, L; Povazsan, J; Hess, C; Hess, M (2015): Field experiences concerning the long term use of the live apathogenic, thermosensitive MS vaccine (MS-H) on a commercial layer farm in Hungary. -19th World Veterinary Poultry Association Congress; SEP 7-11, 2015; Cape Town, SOUTH AFRICA.

Liebhart, D; Paudel, S; Wernsdorf, P; Käser, T; Meitz, S; Hess, C; Jensen-Jarolim, E; Hess, M (2015): Quantitative imaging analyses and flow cytometry proved the failure of 5-fluorouracil and cyclosporin to deplete a specific population of leukocytes. Second symposium of the European College of Poultry Veterinary Science; JUN 26, 2015; Deventer, THE NETHERLANDS. 2015.

Liebhart, D; Sulejmanovic, T; Mägdefrau-Pollan, B; Bilic, I; Hess, C; Hess, M (2015): Fallbeispiele für Histomonose in Österreich. -Tagung des VET Arbeitskreises Geflügelforschung "Parasiten beim Nutzgeflügel"; MÄR 20-21. 2015; Rust, AUSTRIA.

Paudel, S; Kluger, S; Liebhart, D; Aurich, C; Hess, M; Hess, C (2015): Einfluss einer Gallibacterium anatis Infektion auf den Reproduktionstrakt beim Huhn - Experimentelle Studien. -89. Geflügelfachgespräch; NOV 5-6, 2015; Hannover, DEUTSCHLAND.

Paudel, S; Liebhart, D; Aurich, C; Hess, M; Hess, C (2015): Gallibacterium anatis is a primary pathogen of reproductive problems in chickens: Koch's postulates fulfilled. -19th World Veterinary Poultry Association Congress; SEP 7-11, 2015; Cape Town, SOUTH AFRICA.

Zloch, A, Hess, C, Kuchling, S, Hess, M (2015): Erhebung des Gesundheitsstatus von österreichischen Legehennen in alternativen Haltungssystemen im Bezug auf ausgewählte Erreger. -Tierhaltung im Spannungsfeld von Tierwohl, Ökonomie und Gesellschaft; OKT 7-8, 2015; Göttingen, GERMANY.

Zloch, A; Hess, C; Kuchling, S; Hess, M (2015): Aktuelle Ergebnisse zum LAGMUS-Projekt. -Tagung des Vet Arbeitskreises Geflügelforschung "Parasiten beim Nutzgeflügel"; MÄR 20-21, 2015; Rust, AUSTRIA.

Zloch, A; Hess, C; Kuchling, S; Hess, M (2015): Erste Ergebnisse zum Vorkommen von Geflügelparasiten ermittelt im LAGMUS-Projekt. Arge Huhn und Co. ; MÄR 4, 2015; Wieselburg, AUSTRIA. 2015.

Alispahic, M; Christensen, H; Bisgaard, M; Hess, M; Hess, C (2014): Separating species of the Avibacterium genus by MALDI-TOF MS. -International Pasteurellaceae Conference 2014; May 13-16, 2014; Prato, ITALY.

Awad, W; Khayal, B; Hess, C; Aschenbach, JR; Hess, M (2014): Impact of different avian Escherichia coli isolates on intestinal epithelial cells. 9-10.-CEPO Conference ; June 13, 2014; Vienna, AUSTRIA.

Awad, W; Molnár, A; Khayal, B; Hess, C; Aschenbach, JR; Dublecz, K; Hess, M (2014): Alterations of the gut physiology by Campylobacter jejuni. 11-11.-CEPO Conference; June 13, 2014; Vienna, AUSTRIA.

Bilic, I; Ganas, P; Jaskulska, B; Lawson, B; Zadravec, M; Hess, M (2014): A single Trichomonas gal/inae strain causes avian trichomonosis outbreaks in European finches, confirmed by multi-locus sequence typing. 10-12.-1. Jahrestagung der DVG-Fachgruppe "Zier-, Zoo- und Wildvögel, Reptilien und Amphibien"; MAR 06-08, 2014; München, Germany. (ISBN: 978-3-86345-199-8 )

Bilic, I; Prokofieva, I; Hess, C; Hess, M (2014): Requirements for accredited PCR-diagnostics and practical application for Infectious Bronchitis Virus. 105-111.-8th International Symposium on Avian Corona- and Metapneumoviruses and Complicating Pathogens and 2nd Annual Meeting of COST Action FA1207; JUN 17-20,2014; Rauischholzhausen, Germany. Proceedings; (ISBN: 978-3-8359-6211-8 )

Grafl, B; Prokofieva, I; Wernsdorf, P; Dublecz, K; Hess, M (2014): Influence of selected dietary components on experimentally induced adenoviral gizzard erosion. -CEPO Conference; June 13th 2014; Vienna, Austria.

Hess, M (2014): Avian Reovirus diseases nowadays. Merial Avian Day 2014; Dez 2-3, 2014; Bük, Hungary. 2014.

Hess, M (2014): Einführung in die Thematik: Tiergesundheit beim Geflügel. Tagung des VET Arbeitskreises für Geflügel; APR 4-5, 2014; Rust, Austria. 2014.

Hess, M (2014): Gastrointestinal diseases in Turkeys. Merial Avian Day 2014; Dec 2-3, 2014; Bük, Hungary. 2014.

Hess, M (2014): Tiergesundheitliche Herausforderungen in alternativen Haltungssystemen. Wintertagung des ökosozialen Forums; Feb 12, 2014; Hatzendorf, Austria. 2014.

Hess, M (2014): Infectious agents with impact on laying Performance. 12-13.-CEPO-Conference; June 13, 2014; Vienna, Austria.

Hess, M (2014): Owl adenovirus infections in poultry. XXII Symposium of the Serbian Branch of the WVPA; Oct 1-3, 2014; Tara, Republic of Serbia. 2014.

Hess, M (2014): Infectious Bronchitis: Clinical disease and European situation. Phibro Animal Health Corporaton, Infectious Bronchitis Symposium; MAR 14, 2014; Istanbul, Turkey. 2014.

Kidane, FA; Hess, M; Liebhart, D (2014): In situ hybridization approach to study cytokines of the Th2 pathway. -XIII Avian Immunology Research Group Meeting; JUL 16-19, 2014; Guelph, CANADA.

Konicek, C; Troxler, S; Hess, C; Bilic, I; Hess, M (2014): Zoonotic pathogens in wild birds in the cross-border region Austria - Czech Republic: Results obtained by the Austrian TAV project partner. Wildlife Disease Lecture Event; DEC 12, 2014; Vienna, AUSTRIA. 2014.

Konicek, C; Troxler, S; Hess, C; Bilic, I; Hess, M (2014): Zoonotic pathogens in wild birds- Results obtained by the Austrian TAV project partner. TAV Symposium; NOV 27, 2014; Vienna, AUSTRIA. 2014.

Liebhart, D; Hofer, C; Hess, C; Hess, M (2014): Bedeutende Endoparasitosen des Huhnes – aktueller Kenntnisstand. Wissenschaftliche Sitzung der österreichischen Gesellschaft der Tierärzte Sektion Geflügelforschung; OKT 30, 2014; Vienna, AUSTRIA. 2014.

Liebhart, D; Sulejmanovic, T; Bilic, I; Hess, M (2014): Cross-protection of experimentally vaccinated turkeys against different virulent isolates of Histomonas meleagridis. -10th International Symposium on Turkey Diseases; JUN 5-7, 2014; Berlin, GERMANY.

Molnár, A; Hess, C; Kulcsár, A; Pál, L; Wágner, L; Awad, WA; Mátis, G; Husvéth, F; Hess, M; Dublecz, K (2014): Diet composition modifies colonization dynamics of Campylobacter jejuni in broilers. 27-27.-CEPO Conference; June 13, 2014; Vienna, AUSTRIA.

Paudel, S; Kluger, S; Liebhart, D; Aurich, C; Hess, M; Hess, C (2014): Experimental infection with Gallibacterium anatis in SPF chickens causes pathological lesions in reproductive organs with clinical consequences on egg production and semen quality. -International Pasteurellaceae conference; MAY 13-16, 2014; Prato, ITALY.

Paudel, S; Kluger, S; Liebhart, D; Aurich, C; Hess, M; Hess, C (2014): Experimental infections confirm the influence of Gallibacterium anatis on reproduction in chickens. -CEPO Conference ; June 13, 2014; Vienna, AUSTRIA.

Awad, W; Ghareeb, K; Twaru¿ek, M; Grajewski, J; Hess, M; Böhm, J; Zentek, J (2013): Assessment of the trichothecene mycotoxin deoxynivalenol gastrointestinal distribution following oral exposure in broilers. 58-58.-10th Anniversary International Conference “Mycotoxins and moulds"; JUN 27-28, 2013; Bydgoszcz, POLAND. (ISBN: 978-83-936060-0-9 )

Awad, WA; Aschenbach, JR; Khayal, B; Hess, C; Hess, M (2013): Influence of Salmonella and Campylobacter infection on the intestinal integrity and barrier function of chickens. 345-346.-XVIIIth congress of the World Veterinary Poultry Association (WVPA 2013); AUG 19-23, 2013; Nantes, FRANCE.

Awad, WA; Ghareeb, K; Böhm, J; Hess, M; Zentek, J (2013): Acute deoxynivalenol exposure modulates the intestinal transporter trafficking in broiler chickens. 288-293.-12th BOKU Symposium Animal Nutrition; April 11, 2013; Vienna, AUSTRIA.

Bilic, I; Hess, C; Heincz, U; Prokofieva, I; Hess, M (2013): Ring test to validate PCR results for the detection of Infectious Bronchitis Virus. First Annual Meeting of COST Action FA1207: Twoards Control of Avian Coronaviruses: Strategies for Diagnosis, Surveillance and Vaccination Potencytesting of Veterinary Vaccines; NOV 19-21, 2013; Langen, Germany. 2013.

Bilic,I; Jaskulska, B; Liebhart, D; Souillard, R; Hess, M (2013): Genetic analysis of Histomonas meleagridis isolates from different geographic locations demonstrates the existence of two genotypes. -World Veterinary Poultry Association French branch (GF-AMVA); AUG 19-23, 2013; Nantes, France.

Bilic,I; Prokofieva, I; Hess, C; Hess, M (2013): Molekular-diagnostische Untersuchungen über das IB-QX Virus und Validierungen des Nachweisverfahrens. Wissenschaftliche Sitzung der Sektion Geflügelforschung der ÖGT; SEP, 19, 2013; Vienna, Austria. 2013.

Ganas, P; Bilic, I; Jaskulska, B; Liebhardt, D; Wallner, A; Schöpf, K; Hess, M (2013): Isolation and identification of Trichomonas gallinae from outbreaks of finch trichomonosis in Austria. -47th Annual Meeting of the Austrian Society of Tropical Medicine, Parasitology and Migration Medicine; NOV 21-23, 2013; Vienna, AUSTRIA.

Grafl, B; Liebhart, D; Günes, A; Wernsdorf, P; Aigner, F; Bachmeier, J; Hess, M (2013): Experimental adenoviral gizzard erosion: macroscopical and pathohistological gizzard lesions correlate with viral load. -XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, France.

Günes, A; Marek, A; Hess M (2013): Quantitation and species determination of fowl adenoviruses (FAdVs) based on the 52k gene Region. 553--XVIII Congress World Veterinary Poultry Association; Aug 19-23, 2013; Nantes, France.

Hess, C; Alispahic, M; Jandreski-Cvetkovic, D; Hess, M (2013): Establishment of reliable MALDI-TOF MS reference database libraries for bacteria of importance in poultry diagnostics. -XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, FRANCE.

Hess, M (2013): Fowl adenovirus infections. Abic Biological Laboratories, Annual Russian Seminar; Oct 8, 2013; Moskau, Russland. 2013.

Hess, M (2013): Infectious Bronchitis - focus on the disease and diagnostics. Abic Biological Laboratories, Annual Russian Seminar; Oct 8, 2013; Moskau, Russland. 2013.

Hess, M (2013): Avian metapneumovirus infections. Abic Biological Laboratories, Annual Russian Seminar; Oct 8, 2013; Moskau, Russland. 2013.

Hess, M (2013): Adenovirus induced gizzard erosions in chickens. CEPO-Meeting ; Oct 18, 2013; Keszthely, Hungary. 2013.

Hess, M (2013): Gizzard erosion in chickens caused by fowl adenovirus. Enteropathie u drobiu konferencia naukowa; Sep 13-14, 2013; Pulawy, Poland. 2013.

Hess, M (2013): New challenges and technologies in diagnostics. 31st Congress of the World Veterinary Association; Sep 17-20, 2013; Prague, Czech Republic. 2013.

Hess, M (2013): Intestinal disorders. 31st Congress of the World Veterinary Association; Sep 17-20, 2013; Prague, Czech Republic. 2013.

Hess, M (2013): Einsatz von Antibiotika beim Nutzgeflügel. Tagung Tiergesundheit und Lebensmittelsicherheit bei Geflügel; Aug 8, 2013; Vienna, Austria. 2013.

Hess, M (2013): Clinical aspects of Infectious Bronchitis. 23--Annual Meeting of the Cost Action FA1207; Nov 19-22, 2013; Langen, Germany.

Hess, M (2013): Diseases caused by fowl adenoviruses (FAdV). 14 Reunion Technique Couvoir; Dec 18, 2013; Chateaubourg, France. 2013.

Liebhart, D; Sulejmanovic, T; Ganas, P; Hess, C; Ibesich, C; Hess, M (2013): Co-cultivated bacteria influence the colonization of attenuated Histomonas meleagridis following experimental vaccination of Turkeys. 633-633.-XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, France.

Thøfner, ICN; Larsen, JO; Nielsen, OL; Liebhart, D; Hess, M; Schou, TW; Hess, C; Ivarsen, E; Fretté, XC; Christensen, LP; Grevsen, K; Engberg, RM; Christensen, JP (2013): Toxicity of artemisinin in one week old turkey poults. -7th International Symposium on Turkey Production; MAY 30 - JUN 1, 2013; Berlin, GERMANY.

Troxler, S; Pac, K; Prokofieva, I; Chodakowska, B; Furmanek, D Hess, M (2013): Circulation of avian hepatitis E virus within a rearing and broiler breeder farm. -XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, FRANCE.

Amin, A; Bilic, I; Hess, M (2012): Models to demonstrate the virulence of Trichomonas gallinae in vitro and in vivo. 118-120.-17. DVG Tagung über Vogelkrankheiten; MAR 1-3, 2012; Munich, GERMANY. (ISBN: 978-3-86345-062-5 )

Awad, W; Molnár, A; Khayal, B; Hess, C; Aschenbach, JR; Dublecz K; Hess, M (2012): Einfluss von Campylobacter jejuni auf die Darmphysiologie beim Huhn. 25-26.-CEPO-Konferenz; Oct 11, 2012; Vienna, Austria.

Awad, WA; Ghareeb, K; Böhm, J; Hess, M; Zentek, J (2012): Fusarim toxin deoxynivalenol impairs NA+-dependent glucose absorption in chicken jejunal brush-border membrane. 312-319.-11. BOKU Symposium Tierernährung; APRIL 19, 2012; Vienna, AUSTRIA. (ISBN: 978-3-900962-99-9 )

Bilic, I; Amin, A; Nöbauer, K; Patzl, M; Berger, E; Hess, M (2012): Molecular analysis of cytopathogenic soluble factors secreted by Trichomonas gallinae. 121-122.-17. DVG Tagung über Vogelkrankheiten; MAR 1-3, 2012; Munich, GERMANY. (ISBN: 978-3-86345-062-5 )

Bilic, I; Souillard, R; Jaskulska, B; Moalic, PY; Balaine, L; Léon, D; Le Bouquin, S; Hess, M (2012): Genetic analysis of Histomonas meleagridis isolates demonstrates separation of the protozoa in two major clusters. 26--2nd International Symposium on Protozoal Infections in Poultry; Jul 6-7, 2012; Vienna, Austria.

Ganas, P; Liebhart, D; Glösmann, M; Hess, C; Hess, M (2012): Growth of Histomonas meleagridis in monoxenic cultures reveals new insights into the interaction between protozoa and bacteria. 30--2nd International Symposium on Protozoal Infections in Poultry; Jul 6-7, 2012; Vienna, Austria.

Grafl, B; Liebhart, D; Günes, A; Prokofieva, I; Wernsdorf, P; Aigner, F; Bachmeier, J; Hess, M (2012): Untersuchungen zu Adenovirus-bedingten Muskelmagenläsionen bei Broilern. 40-42.-82. Fachgespräch über Geflügelkrankheiten; MAY 3-4, 2012; Hannover. (ISBN: 978-3-86345-069-4 )

Grafl, B; Liebhart, D; Tichy, A; Aigner, A; Prokofieva, I; Bachmeier, J; Hess, M (2012): Clinical symptoms in broiler flocks in the cause of vertically transmitted fowl adenovirus serotype 1 inducing gizzard erosions. 1st International Symposium of ECPVS (European College of Poultry Veterinary Science) ; Jul 5, 2012; Vienna, Austria. 2012.

Hess, C; Alispahic, M; Jandreski-Cvetkovic, D; Hess, M (2012): Establishment of reliable MALDI-TOF MS reference database libraries for poultry diagnostics. 33--CEPO-Konferenz; Oct 11, 2012; Vienna, Austria.

Hess, C; Alispahic, M; Jandreski-Cvetkovic, D; Hess, M (2012): Identification and characterization of selected bacteria by MALDI-TOF MS. 1st International Symposium of ECPVS (European College of Poultry Veterinary Science); Jul 5, 2012; Vienna, Austria. 2012.

Hess, C; Enichlmayr, H; Jandreski-Cvetkovic, D; Liebhart, D; Hess, M (2012): Riemerella anatipestifer outbreaks on commercial geese farms and identification of isolates by MALDI-TOF MS. 35--CEPO-Konferenz; Oct 11, 2012; Vienna, Austria.

Hess, M (2012): Histomonas meleagridis - New insights into an old pathogen. Annual meeting of the European Veterinary Parasitology College; Sep 27-29, 2012; Leon, Spain. 2012.

Hess, M (2012): Infektionserreger mit Einfluss auf die Darmgesundheit. 20-21.-CEPO-Konferenz; Okt 11, 2012; Vienna, Austria.

Hess, M (2012): Zur Epidemiologie der Klassischen Geflügelpest (Vogelgrippe). Symposium der Österreichischen Akademie der Wissenschaften; MAR 29-30, 2012; Wien, Austria. 2012.

Hess, M (2012): Salmonella and Campylobacter: Major bacteria in context of food safety. 22--47th annual convention of the Israeli Branch of the World Poultry Science Association; MAR 12-14, 2012; Jerusalem, Israel.

Hess, M (2012): Infektion-Krankheit-Diagnose-Therapie: Wo ist das Problem? Antibiotikaeinsatz beim Nutzgeflügel - die aktuelle Situation, Herausforderung für die Zukunft und Alternativen. -Tagung des VET Arbeitskreises für Geflügelforschung; APR 13, 2012; Rust, Austria.

Hess, M (2012): Fowl adenoviruses in chickens: diagnostic and disease prevention. 22--47th annual convention of the Israeli Branch of the World Poultry Science Association; MAR 12-14, 2012; Jerusalem, Israel.

Hess, M (2012): The importance of histomonosis (blackhead) in chickens. Annual meeting of the Slovakian Branch of the World Veterinary Poultry Association; MAR 22, 2012; Nitra, Slovak Republic. 2012.

Hess, M (2012): Reovirus: Results of isolation and identification of new strains: pathogenicity and epidemiology. Chicken hatchery meeting; Nov 20, 2012; Doué la Fontaine, France. 2012.

Hess, M; Günes, A; Marek, A (2012): Actual investigations of PCRs to diagnose fowl adenoviruses. 1st International Symposium of the European college of Poultry Veterinary Science (ECPVS); Jul 5, 2012; Vienna, Austria. 2012.

Hess, M; Marek, A; Günes, I; Prokofieva, I (2012): Aktuelle Entwicklungen in der Taxonomie und Diagnostik von Hühneradenoviren (FADV). 37-38.-82. Fachgespräch über Geflügelkrankheiten; MAY 3-4, 2012; Hannover. (ISBN: 978-3-86345-069-4 )

Liebhart, D; Käser, T; Hu, TJ; Saalmüller, A; Kaiser, P; Hess, M (2012): Accumulation of CD8a+ γδ T cells in livers of spf chickens infected with Histomonas meleagridis. -XII Avian Immunology Research Group Meeting; AUG 28-31, 2012; Edinburgh, UK.

Liebhart, D; Sulejmanovic, T; Grafl, B; Tichy, A; Hess, M (2012): Vaccination of layers against histomonosis is capable to reduce a severe drop in egg production following experimental challenge. 33--2nd International Symposium on Protozoal Infection in Poultry; Jul 6-7, 2012; Vienna, Austria.

Liebhart, D; Zahoor, MA; Ganas, P; Jaskulska, B; Hess, M (2012): In vitro attenuated and virulent Histomonas meleagridis target different organs in turkeys, independent of co-cultivated bacteria. 46th Annual Meeting of the Austrian Society of Tropical Medicine and Parasitology ; Nov 22-24, 2012; Innsbruck Austria. 2012.

Marek, A; Kosiol, C; Schlötterer, C; Hess, M (2012): The first complete genome sequence of a fowl adenovirus B. 95--IX International Congress of Veterinary Virology; Sep 4-7, 2012; Madrid, Spain.

Marek, A; Nolte, V; Kosiol, C; Schlötterer, C; Hess, M (2012): Sequencing of whole genomes of fowl adenoviruses by Illumina sequencing and consequences for diagnostics. 60--10th International Adenovirus Meeting; Jun 13-17, 2012; Umea, Sweden.

Mitsch, P; Sowa, R; Hess, C; Liebhart, D; Hess, M (2012): High mortality in a broiler flock traced back to the use of maize spindles as bedding material, a case report. 1st International Symposium of ECPVS (European College of Poultry Veterinary Science); Jul 5, 2012; Vienna, Austria. 2012.

Molnar, A; Hess, C; Pal, L; Husveth, F; Hess, M; Dublecz, K (2012): Efficacy of NSPs on Campylobacter jejuni in broiler chickens. 22--CEPO-Konferenz; Oct 11, 2012; Vienna, Austria.

Thofner, ICN; Liebhart, D; Hess, M; Schou, TW; Hess, C; Ivarsen, E; Frette, XC; Christensen, LP; Grevsen, K; Engberg, RM; Christensen, JP (2012): Antihistomonal effect of Artemisinin and Artemisia annua extracts in experimentally infected turkeys. 222-229.-9th International Symposium on Turkey Diseases; JUN 21-23, 2012; Berlin, Germany.

Thøfner, ICN; Liebhart, D; Hess, M; Schou, TW; Hess, C; Ivarsen, E; Fretté, XC; Christensen, LP; Grevsen, K; Engberg, RM; Christensen, JP (2012): Antihistomonal effect of artemisinin and Artemisia annua extracts in experimentally infected chickens and turkeys. 35--2nd International Symposium on Protozoal Infections in Poultry; Jul 6-7, 2012; Vienna, Austria.

Alispahic, M; Christensen, H; Hess, C; Razzazi-Fazeli, E; Bisgaard, M (2011): MALDI-TOF MS to characterize Gallibaclerium reference strains and field isolates. 89-90.-80. Fachgespräch über Geflügelkrankheiten; MAY 12-13, 2011; Hannover. (ISBN: 978-3-86345-046-5 )

Alispahic, M; Christensen, H; Hess, C; Razzazi-Fazeli, E.; Bisgaard, M; Hess, M (2011): Matrix-assisted laser desorption ionization-time-of-flight mass spectrometry identifies Gallibacterium species and reveals clonal lineages between chicken flocks. 149-150.-XVII Congress of World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexico.

Alispahic, M; Christensen, H; Hess, C; Razzazi-Fazeli, E.; Bisgaard, M; Hess, M (2011): Application of matrix-assisted laser desorption ionization-time-of-flight mass spectrometry profiling to identify Gallibacterium species in clinical diagnostics. International Pasteurellaceae Conference (IPC); AUG 24-27, 2011; Denmark. 2011.

Awad, W; Aschenbach, JR; Hess, M (2011): Luminal Salmonella and its endotoxin affect the intestinal epithelial function of chickens. -15th Congress of the European Society of Veterinary and Comparative Nutrition; Sept 14-16, 2011; Zaragoza, SPAIN.

Bisgaard, M; Norskiv-Lauritsen, N; de Wit, J; Hess, C; Christensen, H (2011): Avibacterium spp., a diagnostic challenge due to horizontal gene transfer?. 157-158.-XVII Congress of World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexiko.

Grafl, B; Liebhart, D; Windisch, M; Ibesich, C; Hess, M (2011): Seroprevalence of Histomonas meleagridis in chickens determined by ELISA. 453-457.-17th Congress of the World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexiko.

Hess, C; Apfel, H; Hess, M; Schramm, M (2011): Novel Salmonella enteritidis live-attenuated vaccine strain for poultry with dual diva marker. 192--XVII Congress of World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexiko.

Hess, C; Mägdefrau-Pollan, B; Bilic, I; Liebhart, D; Mitsch, P; Richter, S; Hess, M (2011): Cutaneous form of fowlpox virus infection on a commercial meat turkey farm. -6th International Symposium on Turkey Production; JUN 16-18, 2011; Berlin, Germany.

Hess, C; Mägdefrau-Pollan, B; Bilic, I; Liebhart, D; Mitsch, P; Richter, S; Hess, M (2011): Infektion von Mastputen mit Hühnerpocken – Ein Fallbericht. Wissenschaftliche Sitzung der Sektion Geflügelforschung der ÖGT; MAY 19, 2011; Vienna, Austria. 2011.

Hess, C; Mägdefrau-Pollan, B; Liebhart, D; Bilic, I; Richter, S; Mitsch, P; Prokofieva, I; Hess, M (2011): Poxvirus infection on a turkey farm caused by the species fowlpox. 547-550.-17th Congress of the World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexiko.

Hess, M (2011): Bacteria involvement in the runting stunting syndrome and in the growing deficiency of the first ten days of broiler chickens farming, diagnosis and aetiological role. CEVA Italy Symposium on: The first 10 days of chicken farming and runting stunting syndrome control.; JUN, 23, 2011; Bologna, Italy. 2011.

Hess, M (2011): Pathology and diagnostic methods to confirm infections with Histomonas meleagridis in poultry. 191-193.-Poultry conference at the Wroclaw University of Environmental and Life Science: The actual problems in poultry pathology including parasitic diseases.; JUL 1-2, 2011; Wroclaw, Poland.

Hess, M (2011): Anforderungen an die Diagnostik infektiöser Geflügelkrankheiten. VET Arbeitskreis Geflügelforschung; SEP 15, 2011; Vienna, Austria. 2011.

Hess, M (2011): Fowl Adenovirus infections in chickens: Current status and control approaches. 41-48.-17th Congress of the World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexico.

Hess, M (2011): From stable to laboratory - bridging the gap. Poultry Workshop; DEZ 15, 2011; Keszthely, Ungarn. 2011.

Hess, M (2011): Diseases caused by fowl adenoviruses (FAdV) – the current situation. Annual meeting of the Slovakian Branch of the World Veterinary Poultry Association; MAR 17, 2011; Nitra, Slovak Republic. 2011.

Hess, M; Bilic, I; Hess, C; Prokofieva, I (2011): Klinisches Bild der QX-Infektion in österreichischen Geflügelherden und genetische Untersuchung der Isolate. 6. Intervet – Geflügelsymposium; JUN, 9-10, 2011; Vienna, Austria. 2011.

Hess, M; Liebhart, D (2011): A live vaccine is safe and efficient to protect poultry against histomonosis. 4th Annual Global Congress on Vaccine and International Society for Vaccines (ISV), Vienna, AUSTRIA, OCT 03-05, 2010. Procedia Vaccinol (4) 100-103.

Hess, M; Liebhart, D (2011): Vaccination induces efficient and safe protection against histomonosis in turkeys. 339-340.-XVth ISAH congress 2011; JUL 3, 2011; Vienna, Austria.

Hess, M; Liebhart, D; Grafl, B; Ibesich, C; Zahoor, A (2011): Untersuchungen zur Histomonose bei Hühnern. 55-57.-80. Fachgespräch über Geflügelkrankheiten; MAY 12-13, 2011; Hannover, Deutschland. (ISBN: 978-3-86345-046-5 )

Liebhart, D; Zahoor, MA; Jaskulska, B; Hess, M (2011): Gradual attenuation of virulent Histomonas meleagridis after 95 and 295 in vitro passages, assessed in vivo. -17th Congress of the World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexiko.

Liebhart, D; Zentek, J; Wendler, K; Hess, M (2011): Composition of the diet has severe influence on the incidence of histomonosis. -6th International Symposium on Turkey Production; JUN 16-18, 2011; Berlin, GERMANY.

Liebhart, D; Zentek J; Wendler K; Hess, M (2011): The level of non-starch polysaccharides in turkey feed can influence the infection with Histomonas meleagridis. 673-678.-17th Congress of the World Veterinary Poultry Association; AUG 14-18,2011; Cancun, Mexiko.

Naundrup Thofner, IC; Liebhart, D; Hess, M; Schou WT; Christensen, JP (2011): Screening of Artemisia annua compounds against Histomonas meleagridis. 949-953.-17th Congress of the World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexiko.

Grabensteiner, E; Bilic, I; Hess, M (2010): Molecular analyses of clonal trichomonad cultures indicate the heterogeneity of species present in birds experiencing avian trichomonosis. 100-102.-16. DVG-Tagung über Vogelkrankheiten; MAR 4-6,2010; München, GERMANY.

Hess, C; Bilic, I; Hess, M (2010): Increasing interest of laboratories for participation in a ring test to validate the PCR results for detection of Mycoplasma gallisepticum and Mycoplasma synoviae. 878--XIIIth European Poultry Conference; AUG 23-27, 2010; Tours, FRANCE.

Hess, M (2010): Histomonose. Fortbildungsveranstaltung bei der Heidemark Mästerkreis GmbH & Co. KG; Dez 9, 2010; Ahlhorn, Germany. 2010.

Hess, M (2010): Fowl adenoviruses and clinical diseases around the world. Training at the Fakieh Poultry Training Centre; Dez 18, 2010; Taif, Kingdom Saudi Arabia. 2010.

Hess, M (2010): Infectious diseases influencing reproduction in chickens. 14th Annual Conference of theEuropean-Societies-Domestic-Animals-Reproduction/22nd Annual Meeting of the EU-AI-Vets, Eger, HUNGARY, SEP 15-22, 2010. Reprod Domest Anim (45) 56-56.

Hess, M (2010): Poultry reproduction Messages of the workshop: Poultry reproduction. 14th Annual Conference of theEuropean-Societies-Domestic-Animals-Reproduction/22nd Annual Meeting of the EU-AI-Vets, Eger, HUNGARY, SEP 15-22, 2010. Reprod Domest Anim (45) 56-56.

Hess, M (2010): Diseases caused by fowl adenoviruses (FAdV) - the current situation. 16--International Conference "Poultry 2010" of the Czech Branch of the World Veterinary Poultry Association and the World Poultry Science Association; OCT 14-15, 2010; Brno, CZECH.

Hess, M (2010): Aktuelle virale Infektionskrankheiten bei Masthühnern. Sektionstagung der österreichischen Gruppe der WVPA; JUN 6, 2010; Heiligenkreuz, Austria. 2010.

Hess, M; Liebhart, D; Zahoor, A (2010): A live vaccine is safe and efficient to protect poultry against histomonosis. 4th Vaccine and ISV Annual Global Congress; OCT 3-5,2010; Vienna, Austria. 2010.

Hess, M; Zahoor, MA; Liebhart, D (2010): Experimental infections support field data about the importance of Histomonas meleagridis infections in chickens. 252--XIIIth European Poultry Conference; AUG 23-27,2010; Tours, FRANCE.

Liebhart, D; Prokofieva, I; Zahoor, MA; Hess, M (2010): Prevalence of Histomonas meleagridis in turkeys following infection with a vaccine and a virulent strain. -8th International Symposium on Turkey Diseases; MAY 27-29, 2010; Berlin, GERMANY.

Liebhart, D, Sanglhuber-Sobe; Hess, M (2010): Slugs as a potential vector for introduction of Histomonas meleagridis in a turkey flock – a case report. 877--XIIIth European Poultry Conference; AUG 23-27, 2010; Tours, FRANCE.

Alispahic, M; Hummel, K; Maier, T; Jandreski-Cvetkovic, D; Nöbauer, K; Razzazi-Fazeli, E; Hess, M; Hess, C (2009): Rapid identification and specification of selected Camphylobacter, Arcobacter and Helicobacter by MALDI-TOF MS. 151-151.-16th Congress of the World Veterinary Poultry Association; NOV 8-12,2009; Marrakech, Marokko.

Bilic, I; Basic, A; Prokofieva, I; Hess, M (2009): Phylogenetic analysis of avian hepatitis E virus isolates from european and australian chicken flocks supports the existence of three genotypes within avian hev. 95--8th International Congress of Veterinary Virology; AUG 23-26, 2009; Budapest, HUNGARY.

Hess, C; Hess, M (2009): Prevention and detection of Salmonella: Legal requirements and diagnostic methods. Workshop "Morri l kuq (Dermanyssus gallinae) si transmetues i Salmonellave ne pula"; DEZ 14-16, 2009; Prishtina, Kosovo. 2009.

Hess, M (2009): Up-to-date diagnostic methods for infectious diseases in poultry. International Conference "Poultry 2009" of the Czech Branch of the World Veterinary Poultry Association; OCT, 15-16, 2009; Brno, Czech Republic. 2009.

Hess, M (2009): Histomonose als Erkrankung des Zäkums beim Huhn. Sektionstagung der österreichischen Gruppe der WVPA; OCT 29, 2009; Vienna, Austria. 2009.

Hess, M (2009): Avian adenoviruses and immunosuppression. 12e reunion technique couvir.; DEC 9, 2009; Cháteaubourg, FRANCE. 2009.

Hess, M (2009): Actual knowledge about avian hepatitis E Virus. Hungarian Merial Day; APR 3, 2009; Budapest, HUNGARY. 2009.

Hess, M (2009): PCR testing for Mycoplasma samples - some principle considerations. 9-10.-3rd Turkey Science and Production Conference; APR 22-24, 2009; Macclesfield, UNITED KINGDOM.

Hess, M (2009): Recent findings on histomonosis and Histomonas meleagridis. Annual meeting of the European coccidiosis discussion group; MAY 21, 2009; Compton, UNITED KINDDOM. 2009.

Hess, M (2009): Inclusion body hepatitis: an old and recent problem. International Seminar on "Immunosuppressive factors in poultry production"; MAY 28, 2009; Kiev, UKRAINE. 2009.

Hess, M (2009): (Re-)emerging diseases in poultry. 375-376.-11th Conference of the Hellenic Veterinary Medical Society; MAR 19-22, 2009; Athen, GREECE.

Hess, M (2009): Links between poultry and companion bird medicine. 376-376.-11th Conference of the Hellenic Veterinary Medical Society; MAR 19-22, 2009; Athen, GREECE.

Hess, M (2009): Fowl Adenoviruses (FAdV) and inclusion body hepatitis (IBH) around the world. International Seminar on current progress in IBH control; MAR 5, 2009; Bangkok, THAILAND. 2009.

Liebhart, D; Hess, M (2009): Oral vaccination of day-old birds is capable to protect turkeys against histomonosis. 201-201.-16th Congress of the World Veterinary Poultry Association; NOV, 8-12,2009; Marrakech, Marokko.

Liebhart, D; Windisch, M; Hess, M (2009): Oral infection of turkeys with in vitro propagated Histomonas meleagridis. -Meeting of the workgroup 10 (Turkey) of WPSA; MAY 29-30, 2009; Berlin, GERMANY.

Liebhart, D; Windisch, M; Hess, M (2009): Experimentelle Untersuchung zur oralen Immunisierung von Puten gegen Histomonose. 71-72.-Proceedings Tagung der DVG-Fachgruppe "Parasitologie und parasitäre Krankheiten" - Diagnostik, Epidemiologie und Bekämpfung von Parasitosen bei Nutz-, Haus- und Heimtieren.; JUN 17-19, 2009; Leipzig, GERMANY.

Marek, A; Schulz, E; Hess, M (2009): Characterization of the long fiber of fowl adenovirus serotype 1 isolates obtained from chickens with gizzard erosions. 373-373.-16th Congress of the World Veterinary Poultry Association; NOV, 8-12,2009; Marrakech, Marokko.

Neubauer, C.; Pilz-De Souza, M; Hess, M (2009): Monitoring infectious agents involved in peritonitis/salpingitis in layers from alternative husbandry systems. Hungarian Merial Day; APR 3, 2009; Budapest, HUNGARY. 2009.

Windisch, M; Hess, M (2009): Entwicklung eines indirekten Sandwich enzyme-linked-immunosorbent-assay (ELISA) zum Nachweis von Antikörpern gegen Histomonas meleagridis in experimentell infizierten Hühnern und Puten. 62-68.-76. Fachgespräch über Geflügelkrankheiten; MAY 14-15, 2009; Hannover, GERMANY. (ISBN: 978-3-941703-94-0 )

Windisch, M; Liebhart, D; Ibesich, C; Hess, M (2009): ELISA as a new diagnostic tool to monitor the infection status of chickens for Histomonas meleagridis. 199-199.-16th Congress of the World Veterinary Poultry Association; NOV, 8-12, 2009; Marrakech, Marokko.

Alispahic, M; Neubauer, C; Hummel, K; Jandreski-Cvetkovic, D; Hess, M; Razzazi-Fazeli, E (2008): Rapid Identification and Speciation of Selected Campylobacter, Arcobacter and Helicobacter by MALDI-TOF MS in Comparison to PCR-RFLP. -6. Österreichisches Proteomforschungssymposium; SEP 15-16, 2008; Vienna, AUSTRIA.

Alispahic, M; Neubauer, C; Hummel, K; Jandreski-Cvetkovic, D; Hess, M; Razzazi-Razeli, E (2008): Rapid Identification and Specification of Selected Campylobacter, Arcobacter and Helicobacter by MALDI-TOF MS. 40-44.-75. Fachgespräch über Geflügelkrankheiten, Deutsche Veterinärmedizinische Gesellschaft, Fachgruppe "Geflügelkrankheiten"; NOV 6-7, 2008; Hannover, DEUTSCHLAND.

Arshad, N; Neubauer, C; Hess, M (2008): Besondere Aspekte bei der Bekämpfung der Colibazillose mit Phytopharmaka am Beispiel von Peganum harmala. Wissenschaftliche Sitzung der Österreichischen Gesellschaft der Tierärzte, Sektion Geflügelforschung; APR 10, 2008; Langenlois, AUSTRIA. 2008.

Gregersen, RH; Neubauer, C; Christensen, H; Bojesen, MA; Hess, M; Bisgaard, M (2008): Characterization and possible host specific of Pasteurellaceae-like bacteria from clinically affected psittacine birds. -XII. International Congress of Bacteriology and Applied Microbiology; AUG 5-9, 2008; Istanbul, TURKEY.

Gregersen, RH; Neubauer, C; Christensen, H; Bojesen, MA; Hess, M; Bisgaard, M (2008): Chelonobacter oris gen. nov., sp. Nov. as a new member of the Pasteurellaceae. -International Pasteurellaceae Society Meeting; OCT 12-15, 2008; Sorento, ITALY.

Hess, M (2008): Infectious Bronchitis in the EU. 12th meeting of the Czech Branch of the World Veterinary Poultry Association (WVPA); OCT 17, 2008; Brno, Czech Republic. 2008.

Hess, M (2008): New tools in poultry diagnostics. XLVII Annual Meeting of the Italian Society of the World Veterinary Poultry Association; OCT 2, 2008; Forli, ITALY. 2008.

Hess, M (2008): Histomonas meleagridis: From a single cell towards a systemic infection. -23rd World Poultry Congress; JUN 30 - JUL 4, 2008; Brisbane, AUSTRALIA.

Hess, M (2008): Ausgewählte Infektionskrankheiten beim Elterntier: "Neue oder alte Bekannte". 2. Elterntiertagung; MAR 5, 2008; Hatzendorf, AUSTRIA. 2008.

Hess, M (2008): Histomonosis, a re-emerging disease in poultry. XVI. Derzsy days; JUN 5-6, 2008; Zalakaros, HUNGARY. 2008.

Hess, M; Grabensteiner, E; Liebhart, D; Windisch, M (2008): Some principle requirements to study drug efficacy against histomonosis in vitro and in vivo. -7th International Symposium on Turkey Diseases; JUN 19-21, 2008; Berlin, DEUTSCHLAND.

Hess, M; Neubauer, C; Bilic, I (2008): Importance of interlaboratory studies to validate the PCR testing for Mycoplasma gallisepticum and Mycoplasma synoviae in poultry flocks. -23rd World Poultry Congress; JUN 30 - JUL 4, 2008; Brisbane, AUSTRALIA.

Liebhart, D; Hess, M (2008): Orale Infektion von Puten mit in vitro kultivierten Histomonaden. -75. Fachgespräch über Geflügelkrankheiten, Deutsche Veterinärmedizinische Gesellschaft, Fachgruppe "Geflügelkrankheiten"; NOV 6-7, 2008; Hannover, DEUTSCHLAND.

Liebhart, D; Jaskulska, B; Hess, M (2008): Vergleichende Pathogenitätsbestimmung einer klonalen Histomonas meleagridis Kultur in Puten: virulente versus in vitro attenuierte Parasiten. -Tagung der Deutschen Veterinärmedizinischen Gesellschaft, Fachgruppe Parasitologie und parasitäre Krankheiten; JUL 9-11,2008; Celle, DEUTSCHLAND.

Liebhart, D; Sanglhuber-Sobe, I; Hess, M (2008): Schnecken als mögliche Eintragsquelle von Histomonas meleagridis in einen Putenbetrieb. Vortragsveranstaltung ÖGT – WPSA - ZAG; NOV 20, 2008; Vienna, AUSTRIA. 2008.

Neubauer, C; De Souza-Pilz, M; Hess, M (2008): Vorkommen von Gallibacterium anatis in Legehennen mit Eileiter-Bauchfellentzündung. -74. Fachgespräch über Geflügelkrankheiten; MAY 15-16, 2008; Hannover, DEUTSCHLAND.

Bilic, I; Hess, M (2007): Aktuelle Untersuchungen zum Vorkommen des aviären Hepatitis E Virus in Europa. -72. Fachgespräch über Geflügelkrankheiten; MAY 10-11, 2007; Hannover, DEUTSCHLAND.

Bilic, I; Jaskulska, B; Morrow, C; Hess, M (2007): Recent investigations on the distribution of avian hepatitis E virus in Europe. 225-225.-15th Congress of the World Veterinary Poultry Association; 12.-16.09.2007; Peking, China.

Bilic, I; Leberl, M; Hess, M (2007): Detection and characterization of potential antigenic proteins of Histomonas meleagridis. -International Symposium in Protozoal Infections in Poultry; JUL 6-7, 2007; Vienna, AUSTRIA.

Grabensteiner, E; Hess, M (2007): Detection and dissemination of Trichomonas gallinae in various organs of naturally infected budgerigars using a PCR assay. 251-255.-9th Conference of the European Association of Avian Veterinarians; 27.-31.03.2007; Zürich.

Grabensteiner, E; Liebhart, D; Arshad, N; Hess, M (2007): In vivo experiments are crucial to validate the effects noticed in vitro of certain plant extracts against Histomonas meleagridis. -International Symposium on Protozoal Infections in Poultry; JUL 6-7, 2007; Vienna, AUSTRIA.

Grabensteiner, EL; Liebhart, D; Arshad, N; Hess, M (2007): The need of in vivo experiments to validate the effects noticed in vitro of certain plant extracts against Histomonas meleagridis, Tetratrichomonas gollinarum and Blastocystis pp. 55th International Congress and Annual Meeting of the Society for Medicinal Plant Research, Graz, AUSTRIA, SEP 2-6, 2007. Planta Med (73), 9 810-810.

Hess, M (2007): The benefit and limitations of molecular methods to detect poultry pathogens. PVSG Spring Meeting; 04.05.2007; Wien. 2007.

Hess, M (2007): Salmonellen und Campylobacter. Jubiläumssymposium: 5 Jahre Tiergesundheitsdienst; 26.-27.04.2007; Wien. 2007.

Hess, M; Liebhart, D; Grabensteiner, E; Singh, A (2007): Vakzination von Puten gegen Histomonose basierend auf klonalen Erregern. 41-41.-27. Kongress der Deutschen Veterinärmedizinischen Gesellschaft; 12.-14.04.2007; Berlin.

Hess, M; Liebhart, D; Grabensteiner, E; Singh, A (2007): Vaccination to prevent histomonosis in turkeys. 265-265.-15th Congress of the World Veterinary Poultry Association; 12.-16.09.2007; Peking, China.

Hess, M; Liebhart, D; Grabensteiner, E; Singh, A (2007): Vaccination strategy to prevent histomonosis in turkeys. -International Symposium on Protozoal Infections in Poultry; JUL 6-7, 2007; Vienna, AUSTRIA.

Hess, M; Neubauer C (2007): Monitoring the prevalence and significance of Gallibacterium anatis in Austrian poultry flocks with relevance for the European situation. Noveno Seminario International 2007 ; 16.03.2007; Guadalajara, Mexiko. 2007.

Körösi, L; Povazsan, J; Neubauer, C; Hess, M (2007): Field experience concering the long term use of live, pathogenic, thermosensitive MG vaccine (TS11) in a broiler PS farm in Hungary. -WVPA-congress; SEP 12-16, 2007; Beijing, CHINA.

Leschnik, M; Weikel, J; Möstl, K; Revilla-Fernandez, S; Wodak, E; Bago, Z; Vanek, E; Benetka, V; Hess, M; Thalhammer, J (2007): Influenza A virus subtype H5N1 infection in a cluster of domestic cats in an animal shelter in Austria. 84-84.-IMED Conference; 23.-25.02.2007; Wien.

Mielewczik, M; Mehlhorn, H; Grabensteiner, E; Hess, M (2007): Light and electron microscopic examinations on clonal cultures of Histomonas meleagridis. 10-10.-International Symposium on Protozoal Infections in Poultry; JUL 6-7, 2007; Vienna, AUSTRIA.

Neubauer, C; De Souza-Pilz, M; Hess, M (2007): Pilotstudie zur Untersuchung von Legeleistungsrückgängen bei Legehennen in ausgewählten Betrieben. Wissenschaftliche Sitzung der Österreichischen Gesellschaft der Tierärzte, Sektion Geflügelforschung; OCT 18, 2007; Wien, Österreich. 2007.

Neubauer, C; Pilz-DeSousa, M; Hess, M (2007): Salpingitis/Peritonitis in layer flocks with special emphasis on Gallibacterium spp. 242-242.-15th Congress of the World Veterinary Poultry Association; 12.-16.09.2007; Peking, China.

Schonewille, E; Singh, A; Göbel, T; Gerner, W; Saalmüller, A; Hess, M (2007): Fowl adenovirus serotype 4 causes depletion of B and T cells in lymphoid organs in specific pathogen-free chickens following experimental infection. 284-284.-15th Congress of the World Veterinary Poultry Association; 12.-16.09.2007; Peking, China.

Scope, A; Burhenne, J; Haefeli, W; Hess, M (2007): Species dependent differences and evaluation of possible influences on the enteral absorption of voriconazole in birds. 236-239.-9th European Conference of the Association of Avian Veterinarians; 27.-31.03.2007; Zürich.

Grabensteiner, E; Liebhart, D; Hess, M (2006): Nachweis und Differenzierung von Histomonas meleagridis, Tetratrichomonas gallinarum und Blastocystis spp. mittels PCR und in situ Hybridisierung. 47-47.-22. Jahrestagung der Deutschen Gesellschaft für Parasitologie; FEB 22-25, 2006; Wien.

Hess, M; Grabensteiner, E; Liebhart, D (2006): Untersuchung zur Histomoniasis des Geflügels unter definierten experimentellen Bedingungen. 59-59.-22. Jahrestagung der Deutschen Gesellschaft für Parasitologie; FEB 22-25, 2006; Wien.

Grabensteiner, E; Adamek, M; Hess, M (2005): Die Bedeutung definierter Kulturen für die Wirkstofftestung gegen Histomonas meleagridis in vitro und in vivo. -69. Fachgespräch über Geflügelkrankheiten; NOV 17-18, 2005; Hannover, DEUTSCHLAND.

Hess, M; Neubauer, C (2005): Campylobacter beim Geflügel. AGES-Arbeitstreffen Zoonosen; JUN 17, 2005; Graz, AUSTRIA. 2005.

Liebhart, D; Weissenböck, H; Hess, M (2005): In situ Hybridisierung zum Nachweis von Histomonas meleagridis, Tetratrichomonas gallinarum und Blastocystis spp. 16-16.-68. Fachgespräch über Geflügelkrankheiten; MAY 12-13,2005; Hannover, DEUTSCHLAND.

Neubauer, C; Hess, M (2002): Nachweis und Differenzierung von Campylobacter spp., Arcobacter butzleri und Helicobacter pullorum-Isolaten vom Geflügel. -11th European Poultry Conference; SEP 6-10, 2002; Bremen, DEUTSCHLAND.

Poster

Grafl, B; Gaußmann, B; Hess, C; Hess, M (2019): Prevalence Of E. Coli In Broilers Linked To Yolksac Infection And Motality Disorder. -WVPAC 2019; SEP 16-20, 2019; Bangkok, Thailand.

Grafl, B; Gaußmann, B; Hess, M (2019): Pathomorphology Of Broilers Kept With Reducedstocking Density And Minimal Use Of Anibiotics. -WVPAC 2019; SEP 16-20, 2019; Bangkok, Thailand.

Hess, C; Grafl, B; Bagheri, S; Käsbohrer, A; Zloch, A; Hess, M (2019): Multiresistant strains of Gallibacterium anatis from layers with varying resistance profiles within a flock, a bird and even the same organ. -WVPAC 2019; OCT 16-20, 2019; Bangkok, Thailand.

Matos, M; Bilic, I; Mitsch, P; Sommer, F; Berger, E; Hess, M (2019): High number of cutaneous fowlpox outbreaks in Austria suggests increased viral fitness in the field. -WVPAC 2019 - World Veterinary Poultry Association Conference 2019; SEPT 16-20, 2019; Bangkok, Thailand.

Paudel, S; Rezaee, MS; Liebhart, D; Hess, C; Hess, M (2019): Histopathology underlines the importance of an intact yolk sac for survival of embryos experimentally infected with different bacteria. -21st World Veterinary Poultry Association congress; SEP 16-20, 2019; Bangkok, Thailand.

Perez-Illana, M; Schachner, A; Condezo, GN; Hernando-Perez, M; Menendez, M; Marabini, R; San Martin, C; Hess, M (2019): Fowl aviadenoviruses on the move: the structure of a highly stable complex capsid. Joint 12th EBSA European Biophysics Congress / 10th IUPAP International Conference on Biological Physics (ICBP), Madrid, SPAIN, Spain, JUL 20-24, 2019. Eur Biophys J Biophy (48), S1 S148-S148.

Ruhnau, D; Hess, C; Hess, M; Awad, W (2019): Interaction of C. jejuni with the feed contaminant deoxynivalenol (DON): in-vivo and in-vitro 17-17.-5th Symposium of the Graduate School for Pig and Poultry Medicine (PaP); April 4-5, 2019; Vienna, Austria.

Buchholz, S; Hess, C; Aschenbach, J; Hess, M; Awad, W (2018): Influence of Campylobacter jejuni on Tight junctions in the chicken gut. 19-19.-4th Symposium of the Graduate School for Pig and Poultry Medicine (PaP); FEB 15–16, 2018; Vienna, Austria.

Mitra, T; Bramberger, B; Hess, M; Liebhart, D (2018): Expression patterns of toll-like receptors vary with the virulence ofHistomonas meleagridis and the host species. -15th Avian Immunology Research Group Meeting; Sept 5-7, 2018; Oxford, UK, United Kingdom.

Ruhnau, D; Hess, C; Hess, M; Awad, W (2018): Campylobacter jejuni - Deoxynivalenol (DON) interaction 16-16.-4th Symposium of the Graduate School for Pig and Poultry Medicine (PaP); FEB 15–16, 2018; Vienna, Austria.

Paudel, S; Stessl, B; Hess, M; Hess, C (2017): Molecular typing of Escherichia coli indicates systemic translocation of isolates from the intestine towards systemic organs in clinical cases of histomonosis. -20th World Veterinary Poultry Association Congress; SEP 4-8, 2017; Edinburgh, United Kingdom.

Paudel, S; Wernsdorf, P; Hess, C; Hess, M; Liebhart, D (2017): Establishing in situ hybridization to identify and localize Avibacterium paragallinarum in tissues. -20th World Veterinary Poultry Association Congress; SEP 4-8, 2017; Edinburgh, United Kingdom.

Bilic, I; Mazumdar, R; Monoyios, A; Nöbauer, K; Hummel, K; Hess, M (2016): Shotgun proteomic analysis of the polultry parasite Histomonas meleagridis. -27th Annual Meeting of the German Society for Parasitology; MÄR 9-12, 2016; Göttimgen, GERMANY.

Grafl, B; Bilic, I; Jaskulska, B; Feichtner, F; Ganas, P; Hussain, I; Hess, M (2016): Baculovirus expressed α-actinins are beneficial to improve the detection of antibodies against Histomonas meleagridis by ELISA. -3rd International Symposium Parasite Infections Poultry ; Jul 1-2, 2016; Vienna, Austria.

Grafl, B; Polster, S; Sulejmanovic, T; Pürrer, B; Guggenberger, B; Hess, M (2016): Prevalence of intestinal parasites in Austrian layer flocks at slaughter. -3rd International Symposium Parasite Infections Poultry ; Jul 1-2, 2016; Vienna, Austria.

Kidane, FA; Wernsdorf, P; Hess, M; Liebhart, D (2016): Virulent and attenuated clonal cultures of Histomonas meleagridis induce a different expression pattern of interferon gamma and interleukin 13 in the hosts determined by in situ hybridization. -3rd International Symposium on Parasite Infections of Poultry; JUL 1-2, 2016; Vienna, AUSTRIA.

Mazumdar, R; Endler, L; Monoyios, A; Hess, M; Bilic, I (2016): Transcriptome analysis of Histomonas meleagridis. -27th Annual Meeting of the German Society for Parasitology; MÄR 9-12, 2016; Göttingen, GERMANY.

Mitra, T; Bilica, I; Hess, M; Liebhart, D (2016): RPL13 is the most preferable reference gene for gene quantification studies considering selected tissues in turkeys and chickens for different infection models. -XIVth Avian Immunology Research Group (AIRG) Meeting 2016; SEP 7-10, 2016; Herrsching, GERMANY.

Monoyios, A; Patzl, M; Hess, M; Bilic, I (2016): Comparative proteome analysis of a virulent and an avirulent Histomonas meleagridis strains using two-dimensional electrophoresis (2-DE). -27th Annual Meeting of the German Society for Parasitology; MÄR 9-12, 2016; Göttingen, GERMANY.

Schachner, A; Marek, A; Grafl, B; Hess, M (2016): Combined hexon- and fiber-based analysis provides new insights into the molecular profile of specific FAdV genotypes consolidated for pathogenesis of inclusion body hepatitis. -Focused Meeting on Molecular Biology and Pathogenesis of Avian Viruses; Sep 27-29, 2016; London, UK.

Sulejmanovic, T; Mägdefrau-Pollan, B; Sanglhuber, EM; Wiesinger, E; Liebhart, D; Hess, M (2016): Use of paromomycin in field outbreaks of histomonosis in commercial turkey flocks in Austria. -3rd International Symposium on Parasite Infections in Poultry; JUL 1-2, 2016; Vienna, AUSTRIA.

Zloch, A; Kuchling, S; Eigner, M; Hess, M; Hess, C (2016): Longitudinal investigation on the prevalence of gastrointestinal helminths in Austrian laying hens kept in alternative housing systems. -3rd International Symposium on Parasite Infections in Poultry; JUL 1-2, 2016; Vienna, AUSTRIA.

Zloch, A; Kuchling, S; Hess, M; Hess, C (2016): Longitudinal monitoring on health status of laying hens kept in alternative housing systems. 1. Frühjahrstagung des TGD; APR 7, 2016; Vienna, AUSTRIA. 2016.

Awad, W; Smorodchenko, A; Hess, C; Khayal, B; Aschenbach, JR; Dublecz, K; Hess, M (2015): Campylobacter jejuni colonization in the chicken gut has a negative effect on the utilization of selected nutrients and ions. -19th World Veterinary Poultry Association Congress; SEP 7-11, 2015; Cape Town, SOUTH AFRICA.

Grafl, B; Polster, S; Sulejmanovic, T; Pürrer, B; Guggenberger, B; Hess, M (2015): Monitoring of selected health parameters and parasite load of Austrian layer flocks at slaughter. -WVPAC 2015; SEP 7-11, 2015; Capetown, South Africa.

Konicek, C; Troxler, S; Hess, C; Bilic, I; Hess, M (2015): Prevalence of selected zoonotic pathogens in the population of wild birds in Austria. -International Conference on Diseases of Zoo and Wild Animals 2015; MAY 14-16,2015; Barcelona, SPAIN.

Liebhart, D; Wernsdorf, P; Kidane, F; Meitz, S; Jensen-Jarolim, E; Hess, M (2015): Changes of the cellular immune reaction of chickens infected with virulent or attenuated Histomonas meleagridis determined by quantitative imaging analyses. -XIXth Congress of the World Veterinary Poultry Association; SEP 7-11, 1015; Cape Town, SOUTH AFRICA.

Liebhart, D; Wernsdorf, P; Kidane, F; Meitz, S; Jensen-Jarolim, E; Hess, M (2015): Changes of the cellular immune reaction of chickens infected with virulent or attenuated Histomonas meleagridis determined by quantitative imaging analyses. -5th European Veterinary Immunology Workshop; SEP 2-4, 2015; Vienna, AUSTRIA.

Mitra, T; Gerner, W; Saalmüller, A; Göbel, T; Kidane, FA; Wernsdorf, P; Hess M; Liebhart, D (2015): Changes in T- and B-cell frequencies in different organs and blood of turkeys infected with virulent or attenuated Histomonas meleagridis. -5th European Veterinary Immunology Workshop; SEP 7-11, 2015; Vienna, AUSTRIA.

Paudel, S; Hess, C; Wernsdorf, P; Käser, T; Meitz, S; Jensen-Jarolim, E; Hess, M; Liebhart, D (2015): Multiplication of Gallibacterium anatis in chickens is promoted by experimentally induced immunosuppression. -19th World Veterinary Poultry Association Congress; SEP 7-11, 2015; Cape Town, SOUTH AFRICA.

Liebhart, D; Paudel, S; Wernsdorf, P; Käser, T; Meitz, S; Hess, C; Saalmüller, A; Jensen-Jarolim, E; Hess, M (2014): Failure of 5-fluorouracil and cyclosporin to induce depletion of a particular population of leucocytes determined by flow cytometry and quantitative imaging analyses. -XIII Avian Immunology Research Group Meeting; JUL 16-19, 2014; Guelph, CANADA.

Paudel, S; Käser, T; Hess, C; Saalmüller, A; Hess, M; Liebhart, D (2014): Stress induced by corticosterone treatment favours the systemic infection with Gallibacterium anatis in chickens, determined by comparative application of immunosuppressive drugs. -International Pasteurellaceae Conference; MAY 13-16, 2014; Prato, ITALY.

Schachner, A; Marek, A; Jaskulska, B; Bilic, I; Hess, M (2014): The fowl adenovirus (FAdV) fiber molecule as mediator of protective immunity and ist usage for typing of FAdVs. -11th International Adenovirus Meeting; JUL 16-20, 2014; La Jolla, CA, USA.

Bilic, C; Hess, C; Heincz, U; Prokofieva, I; Hess, M (2013): Ring test to validate the PCR results for detection of Mycoplasma gallisepticum / Mycoplasma synoviae and Infectious Bronchitis Virus. -World Veterinary Poultry Association French branch (GF-AMVA); AUG 19-23, 2013; Nantes, France.

Grafl, B; Liebhart, D; Prokofieva, I; Wernsdorf, P; Hess, M (2013): Infection with an apathogenic FAdV-1 prevents adenoviral gizzard erosion. -XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, France.

Hamidi, A; Sylejmani, D; Hess, C; Hess, M; Robaj, A; Hulaj, B; George, DR; Sparagano, OAE (2013): Salmonella in layer farms infested with Dermanyssus gallinae in Kosovo. -XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, FRANCE.

Hess, C; Enichlmayr, H; Jandreski-Cvetkovic, D; Liebhart, D; Bilic, I; Hess, M (2013): Riemerella anatipestifer outbreaks in commercial geese flocks characterized by high mortality. -XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, FRANCE.

Hussain, I; Ganas, P; Hess, M (2013): Attempts to improve the in vitro cultivation System for Histomonas meleagridis. -47th Annual Meeting of the Austrian Society of Tropical Medicine, Parasitology and Migration Medicine; NOV 21-23, 2013; Vienna, Austria.

Liebhart, D; Bilic, I; Jaskulska, B; Hess, M (2013): Examination of dust samples for the presence of Histomonas meleagridis. 655-655.-XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, FRANCE.

Liebhart, D; Bilic, I; Windisch, M; Hess, M (2013): In vivo assessment of the pathogenicity and immunizing potential of mono-eukaryotic cultures of Histomonas meleagridis isolated from different outbreaks of histomonosis in Europe. 656-656.-XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, FRANCE.

Paudel, S; Alispahic, M; Liebhart, D; Hess, M; Hess, C (2013): Intranasal route is preferential over intravenous for the infection studies with Gallibacterium anatis in chickens. -XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, FRANCE.

Schachner, A; Marek, A; Jaskulska, B; Bilic, I; Hess, M (2013): Efficacy of recombinant FAdV capsid proteins to protect chickens against hepatitis-hydropericardium syndrome. -XVIIIth Congress of the World Poultry Association; AUG, 19-23, 2013; Nantes, FRANCE.

Thøfner, ICN; Larsen, JO; Nielsen, OL; Liebhart, D; Hess, M; Schou, TW; Hess, C; Ivarsen, E; Fretté, XC; Christensen, LP; Mogensen, J; Nielsen, KF; Grevsen, K; Engberg, RM; Christensen, JP (2013): Hepatic toxicity of artemisinin in turkeys. 723-723.-XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, FRANCE.

Troxler, S; Rigomier, P; Bilic, I; Liebhart, D; Prokofieva, I; Robineau, B; Hess, M (2013): Field investigations and laboratory data support the existence of a new reovirus causing severe losses in French broiler flocks, despite routine vaccination of breeders. -XVIIIth Congress of the World Veterinary Poultry Association; AUG 19-23, 2013; Nantes, FRANCE.

Alispahic, M; Amin, A; Hess, M (2012): MALDI-TOF MS proteomic phenotyping of Tetratrichomonas gallinarum and Trichomonas gallinae. 51--2nd International Symposium on Protozoal Infections in Poultry; Jul 6-7, 2012; Vienna, Austria.

Amin, A; Bilic, I; Liebhart, D; Hess, M (2012): Cysteine peptidases of Trichomonas gallinae: Identification and characterization in vitro and in vivo. 50--2nd International Symposium on Protozoal Infections in Poultry; Jul 6-7, 2012; Vienna, Austria.

Ivarsen, E; Frette, XC; Engberg, RM; Thofner, ICN; Christensen, JP; Grevsen, K; Schou, TW; Liebhart, D; Hess, M; Christensen, LP (2012): Antibacterial and antiprotozoal effect of Artemisia annua extracts. International Congress on Natural Products Research on Global Change, Natural Products and Human Health/8th Joint Meeting of AFERP, ASP, GA, PSE and SIF, New York, NY, JUL 28 - AUG 1, 2012. Planta Med (78), 11 1205-1206.

Sulejmanovic, T; Liebhart, D; Hess, M (2012): Assessing reversion to virulence and residual pathogenicity of attenuated Histomonas meleagridis in turkeys and chickens. 49--2nd International Symposium on Protozoal Infections in Poultry; Jul 6-7, 2012; Vienna, Austria.

Thøfner, ICN; Hess, C; Liebhart, D; Hess, M; Schou, TW; Ivarsen, E; Fretté, XC; Christensen, LP; Grevsen, K; Engberg, RM; Christensen, JP (2012): Effects of artemisinin and Artemisia annua extracts on xenic bacteria isolated from clonal cultures of Histomonas meleagridis. Copenhagen Microbiology Center (CMC) Symposium 2012; Oct 5, 2012; Copenhagen, Denmark. 2012.

Günes, A; Grafl, B; Berger, E; Hess, M (2011): Shedding of fowl adenoviruses from experimentally infected specific pathogen free layer chickens investigated by cell culture and PCR. 182--17th Congress of the World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexiko.

Liebhart, D; Ganas P; Bilic, I; Leveque, G; Hess, M (2011): An amoeba species isolated from turkeys suffering from histomonosis did not trigger clinical signs or mortality in experimentally infected poults. 668-672.-17th Congress of the World Veterinary Poultry Association; AUG 14-18, 2011; Cancun, Mexiko.

Troxler, S; Marek, A; Prokofieva, I; Bilic, I; Hess, M (2011): Detection and quantification of avian hepatitis E virus from clinical samples by a new TaqMan real-time RT-PCR including an internal control. 153-154.-International Meeting on Emerging Diseases and Surveillance 2011; FEB 4-7, 2011; Vienna, AUSTRIA.

Alispahic, M; Hummel, K; Jandreski-Cvetkovic, D; Nöbauer, K; Razzazi-Fazeli, E; Hess, M; Hess, C (2010): Rapid species identification and differentiation of Arcobacter, Helicobacter and Campylobacter spp. by MALDI-TOF MS analysis and its clinical application. 20th European Congress of Clinical Microbiology and Infectious Diseases, Vienna, AUSTRIA, APR 10-13, 2010. Clinical Microbiology Infection (16), S2 S531.

Alispahic, M; Hummel, K; Jandreski-Cvetkovic, D; Nöbauer, K; Razzazi-Fazeli, E; Hess, M; Hess, C (2010): Rapid species identification and differentiation of Arcobacter, Helicobacter and Campylobacter spp. by MALDI-TOF MS analysis and its clinical application. -20th European Congress of Clinical Microbiology and Infectious Diseases; APRIL 10-13, 2010; Vienna, AUSTRIA.

Bilic, I; Jaskulska, B; Basic, A; Morrow, C; Hess, M (2009): Genomic sequence determination, analysis and comparison of avian Hepatits E viruses from Australia and Europe indicate the existence of different genotypes. 73--International Meeting on Emerging Diseases and Surveillance 2009; FEB 13-16, 2009; Vienna, AUSTRIA.

Grabensteiner, E; Bilic, I; Hess, M (2009): Molecular phylogeny of clonal trichomonad isolates inferred from nuclear small subunit rRNA gene sequences and ITS-1, 5.8S rRNA and ITS-2 sequences. -Proceedings Tagung der DVG-Fachgruppe “Parasitologie und parasitäre Krankheiten” – Diagnostik, Epidemiologie und Bekämpfung von Parasitosen bei Nutz-, Haus- und Heimtieren; JUN 17-19, 2009; Leipzig, GERMANY.

Marek, A; Schulz, E; Hess, M (2009): Comparison of the long fiber of serotype 1 fowl adenovirus isolates from chickens with gizzard erosions. 157--8th International Congress of Veterinary Virology; AUG 23-26, 2009; Budapest, HUNGARY.

Alispahic, M; Rizwan, M; Neubauer, C; Hummel, K; Hess, M; Razzazi-Fazeli, E (2008): Identification of Microorganisms by MALDI-TOF-MS. First Meeting of the Vienna Research Platform of Nutrition and Food Sciences (VRPFNS) on New Aspects in Quality and Biofunctionality of Foods; APR 25, 2008; Vienna, AUSTRIA. 2008.

Arshad, N; Neubauer, C; Hasnain, S; Hess, M (2008): Efficacy of Peganum Harmala extract on avian colibacillosis investigated under experimental conditions. -23rd World Poultry Congress; JUN 30 - JUL 4, 2008; Brisbane, AUSTRALIA.

Neubauer, C; Pilz-De Souza, M; Hess, M (2008): Monitoring infectious agents involved in peritonitis/salpingitis in layers from alternative housing systems. -23rd World Poultry Congress; JUN 30 - JUL 4, 2008; Brisbane, AUSTRALIA.

Liebhart, D; Weissenböck, H; Hess, M (2006): In situ Hybridisierung zum Nachweis von Histomonas meleagridis, Tetratrichomonas gallinarum und Blastocystis spp. 164-164.-22. Jahrestagung der Deutschen Gesellschaft für Parasitologie; FEB 22-25, 2006; Wien.

Poster mit Vortrag

Mitra, T; Bramberger, B; Hess, M; Liebhart, D (2019): The impact of attenuated and virulent Histomonas on the innate immune response of chickens and turkeys. -4th International Symposium on Parasite Infection in Poultry; June 28-29, 2019; Vienna, Austria.

Hess, M (2007): Histomonosis (Blackhead) - current focus of investigations. Kecskemet, Hungary, 08.-09.05.2007. Kecskemet, Hungary, 08.-09.05.2007.

Hess, M (2007): Avian Metapneumovirus in layers and broilers - current knowledge. Boxmeer, The Netherlands, 10.05.2007. Boxmeer, The Netherlands, 10.05.2007.

Bilic, I; Leberl, M; Windisch, M; Hess, M (2006): Chickens infected with mono-eukaryotic culture of Histomonas meleagridis develop specific antibodies against parasite's antigens. Tagung der DVG-Fachgruppe , Wetzlar, 7.-9.06.2006. Tagung der DVG-Fachgruppe , Wetzlar, 7.-9.06.2006.

Grabensteiner, E; Arshad, N; Hess, M (2006): In vitro effect of essential oils and plant extracts on mono-eukaryotic cultures of Histomonas meleagridis, Tetratrichomonas gallinarum and Blastocystis spp. 6th International Symposium on Turkey Diseases, Berlin, 11.-13.05.2006. 6th International Symposium on Turkey Diseases, Berlin, 11.-13.05.2006.

Grabensteiner, E; Reifinger, M; Hess, M (2006): Akuter Ausbruch der Pachecosche Papageienkrankheit (PPK) (Syn. Herpesvirusinfektion der Papageien, Pacheco´s Parrot disease (PPD)) bei Gelbnackenamazonen (Amazona auropalliata). 21. Vök-Jahrestagung, Salzburg, 16.-17. Sept. 2006. 21. Vök-Jahrestagung, Salzburg, 16.-17. Sept. 2006.

Hess, M (2006): Recent outbreaks of Avian Influenza and their consequences for legislation in the EU. Workshop on Avian Influenza of Falcons and Poultry, Al-Hasa, Saudi Arabia, 24.05.2006. Workshop on Avian Influenza of Falcons and Poultry, Al-Hasa, Saudi Arabia, 24.05.2006.

Hess, M (2006): Veterinärmedizinische Aspekte zur klassischen Geflügelpest am Beispiel H5N1. AGES Akademie, Wien, 20.04.2006. AGES Akademie, Wien, 20.04.2006.

Hess, M (2006): Hygiene und Biosecurity in der Geflügelprimärproduktion unter besonderer Berücksichtigung vom Campylobacter und Salmonella spp. Tagung: Überwachung und Bekämpfung von Infektionen durch Salmonellen und Campylobacter - Schwerpunkt Geflügel, AGES, Wien, 03.03.2006. Tagung: Überwachung und Bekämpfung von Infektionen durch Salmonellen und Campylobacter - Schwerpunkt Geflügel, AGES, Wien, 03.03.2006.

Hess, M (2006): Histomonosis. Poultry Health Course, Compton, UK, 28.02.2006. Poultry Health Course, Compton, UK, 28.02.2006.

Hess, M (2006): Influenza A-Virusinfektionen beim Tier: Übertragungswege zum Menschen. 6. Tag der Hygiene, Villach, 20.10.2006. 6. Tag der Hygiene, Villach, 20.10.2006.

Hess, M (2006): Austrian experience with highly pathogenic avian influenza in wild birds with special focus on risk assessment at the Veterinary University and mute swans. International Symposium, Warsaw Agricultural University, Warsaw, 24.11.2006. International Symposium, Warsaw Agricultural University, Warsaw, 24.11.2006.

Hess, M (2006): Adenoviridae. Poultry Health Course, Compton, UK, 27.02.2006. Poultry Health Course, Compton, UK, 27.02.2006.

Hess, M (2006): Die klassische Geflügelpest. Collegium Publicum , Wien, 14.01.2006. Collegium Publicum , Wien, 14.01.2006.

Hess, M (2006): Aviäre Influenza - Zukünftige Anforderungen an Legebetriebe. ZAG Podiumsdiskussion, Wien, 27.06.2006. ZAG Podiumsdiskussion, Wien, 27.06.2006.

Hess, M; Bilic, I; Skrzypek, B (2006): Aktuelle Untersuchungen zum Nachweis des aviären Hepatitis E Virus in Europa. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 12.10.2006. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 12.10.2006.

Hess, M; Grabensteiner, E; Liebhart, D (2006): The benefit of cloned Histomonas meleagridis administered via the cloaca to reproduce histomoniasis (blackhead) in poultry. World's Poultry Science Journal 62,(Suppl.).

Hess, M; Grabensteiner, E; Liebhart, D; Bilic, I (2006): Towards the establishment of a reliable experimental model for Histomoniasis (blackhead) in turkeys and chickens. 6th International Symposium on Turkey Diseases, Berlin, 11.-13.05.2006. 6th International Symposium on Turkey Diseases, Berlin, 11.-13.05.2006.

Hess, M; Grabensteiner, E; Liebhart, D; Weissenböck, H (2006): Entwicklung eines Tiermodells zur Untersuchung der Histomonose des Geflügels. Tagung der DVG-Fachgruppe, Wetzlar, 07.-09.06.2006. Tagung der DVG-Fachgruppe, Wetzlar, 07.-09.06.2006.

Hess, M; Neubauer, C; Hackl, R (2006): Establishing a ringtest to evaluate PCRs used to detect the nucleic acid of Mycoplasma gallispeticum and Mycoplasma synoviae in swab samples. World's Poultry Science Journal 62,(Suppl.).

Hess, M; Neubauer, C; Hackl, R (2006): Durchführung eines PCR-Ringtestes zum Nachweis von Mycoplasma gallisepticum und Mycoplasma synoviae unter Verwendung quantifizierter Proben. 70. Fachgespräch über Geflügelkrankheiten, Hannover, 18.-19.05.2006. 70. Fachgespräch über Geflügelkrankheiten, Hannover, 18.-19.05.2006.

Hess, M; Neubauer, C; Hackl, R (2006): Interlaboratory investigation to detect the nucleic acid of Mycoplasma gallisepticum and Mycoplasma synoviae by PCR. 6th International Symposium on Turkey Diseases, Berlin, 11.-13.05.06. 6th International Symposium on Turkey Diseases, Berlin, 11.-13.05.06.

Hess, M; Skrzypek, B; Bilic, I; Morrow, C (2006): Untersuchungen zum molekularen Nachweis des aviären Hepatitis E Virus. 70. Fachgespräch über Geflügelkrankheiten, Hannover, 18.-19.05.2006. 70. Fachgespräch über Geflügelkrankheiten, Hannover, 18.-19.05.2006.

Morrow, C; Hess, M (2006): Avian Hepatitis E virus: Identification of infected broiler breeder flocks in Europe and clinical effects of infection. World's Poultry Science Journal 62,(Suppl.).

Morrow, C; Hess, M (2006): Avian Hepatitis E virus infection of chickens in Europe and suspected clinical diseases. 70. Fachgespräch über Geflügelkrankheiten, Hannover, 18.-19.05.2006. 70. Fachgespräch über Geflügelkrankheiten, Hannover, 18.-19.05.2006.

Neubauer, C; Hess, M (2006): Infektion von spezifiziert pathogenfreien Tieren mit Helicobacter pullorum. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 12.10.2006. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 12.10.2006.

Neubauer, C; Hess, M (2006): Tissue tropism of Helicobacter pullorum in specified pathogen-free chickens determined by culture and nucleic acid detection. World's Poultry Science Journal 62,(Suppl.).

Schonewille, E; Singh, A; Gerner, W; Saalmüller; Göbel, T; Hess, M (2006): Der Einfluss einer Infektion mit dem Hühneradenovirus Serotyp 4 (FAdV4) auf das Immunsystem von spezifiziert pathogenfreien Tieren. 71. Fachgespräch über Geflügelkrankheiten, Hannover, 09.-10.11.2006. 71. Fachgespräch über Geflügelkrankheiten, Hannover, 09.-10.11.2006.

Singh, A; Weissenböck, H; Hess, M (2006): Investigations on the immunopathogenesis of Histomonas meleagridis using immunohistochemical techniques. 6th International Symposium on Turkey Diseases, Berlin, 11.-13.05.2006. 6th International Symposium on Turkey Diseases, Berlin, 11.-13.05.2006.

Chvala, S; Fragner, K; Hackl, R; Hess, M; Weissenböck, H (2005): Detection of Cryptosporidium sp. in domestic geese by in situ hybridization. 23rd. Meeting of the European Society of Veterinary Pathology, Neapel, 07.-10.09.2005. 23rd. Meeting of the European Society of Veterinary Pathology, Neapel, 07.-10.09.2005.

Grabensteiner, E; Hess, M (2005): Sensitiver und spezifischer Nachweis von Histomonas meleagrids, Tetratrichomonas gallinarum und Blastocystis sp. mittels PCR. 68. Fachgespräch über Geflügelkrankheiten, Hannover, 12.05.-13.05.2005. 68. Fachgespräch über Geflügelkrankheiten, Hannover, 12.05.-13.05.2005.

Grabensteiner, E; Hess, M (2005): Development and evaluation of PCR methods for the specific and sensitive detection of three poultry protozoan parasites: Histomonas meleagridis, Tetratrichomonas gallinarum and Blastocystis spp. 14th World Veterinary Poultry Congress, Istanbul, Turkey, 22.08.-26.08. 2005. 14th World Veterinary Poultry Congress, Istanbul, Turkey, 22.08.-26.08. 2005.

Grabensteiner, E; Neubauer, C; Hess, M (2005): Bakteriell bedingte Krankheiten bei Reptilien. Fortbildungsveranstaltung für Tierärzte, Salzburg, 11.06.2006. Fortbildungsveranstaltung für Tierärzte, Salzburg, 11.06.2006.

Hackl, R; Hess, M (2005): Diagnostic investigations on avian Metapneumoviruses (aMPV) by PCR techniques. 14th World Veterinary Poultry Congress, Istanbul, Turkey, 22.08.-26.08. 2005. 14th World Veterinary Poultry Congress, Istanbul, Turkey, 22.08.-26.08. 2005.

Hess, M (2005): Interlaboratory Investigations to improve the diagnosis of Mycoplasma infections by PCR. 8th Meeting of the Czech Branch of the World Veterinary Poultry Association., Brno, 21.10.05. 8th Meeting of the Czech Branch of the World Veterinary Poultry Association., Brno, 21.10.05.

Hess, M (2005): Pneumovirus in layers and broilers: which impact on production?. Intervet Pliumvee Symposium, St. Niklas, Belgium, 01.12.2005. Intervet Pliumvee Symposium, St. Niklas, Belgium, 01.12.2005.

Hess, M (2005): Epidemiologie von Influenza A-Viren bei Tieren, unter besonderer Berücksichtigung des Vogels. Fortbildungsveranstaltung der Österreichischen Gesellschaft für Tropenmedizin und Parasitologie, Wien, 15.12.2005. Fortbildungsveranstaltung der Österreichischen Gesellschaft für Tropenmedizin und Parasitologie, Wien, 15.12.2005.

Hess, M (2005): Epidemiologie von Influenza-A Viren bei Tieren unter besonderer Berücksichtigung des Vogels. Fortbildungsveranstaltung der Österreichischen Gesellschaft für Tropenmedizin und Parasitologie, Wien, 15.12.2005. Fortbildungsveranstaltung der Österreichischen Gesellschaft für Tropenmedizin und Parasitologie, Wien, 15.12.2005.

Hess, M (2005): The new EC directive on the monitoring of zoonoses and the consequences for poultry production. 3rd Annual Conf. and Nat. Symp. on new approaches in food safety and quality control with special reference to emerging food borne diseases and intox., Ludhiana, India, 09.-10.02.2005. 3rd Annual Conf. and Nat. Symp. on new approaches in food safety and quality control with special reference to emerging food borne diseases and intox., Ludhiana, India, 09.-10.02.2005.

Hess, M (2005): Enteritis in broilers: Implication of infectious agents. ELANCO Intestinal Integrity Symposium, Loipersdorf, Austria, 20.05.-22.05.05. ELANCO Intestinal Integrity Symposium, Loipersdorf, Austria, 20.05.-22.05.05.

Hess, M (2005): Avian Adenoviruses: the impact on broiler health conditions. Vladimir, Russische Förderation, 06.05.05. Vladimir, Russische Förderation, 06.05.05.

Hess, M (2005): The importance of avian metapneumovirus (aMPV) in poultry production. 13th Intervet Pluimveesymposium, s'Hertogenbosch; Netherlands, 27.-28.05.2005. 13th Intervet Pluimveesymposium, s'Hertogenbosch; Netherlands, 27.-28.05.2005.

Hess, M (2005): Histomoniasis: A re-emerging disease in poultry. 13th Intervet Pluimveesymposium, s'Hertogenbosch, 27.-28.05.2005. 13th Intervet Pluimveesymposium, s'Hertogenbosch, 27.-28.05.2005.

Hess, M (2005): Pneumovirus in layers and broilers: which impact on production and diagnostic. Nobivet Forum, Nantes, France, 31.05.2005. Nobivet Forum, Nantes, France, 31.05.2005.

Hess, M (2005): The impact of avian metapneumoviruses on the reproductive tract in birds. Xth Sympozjum Drobiarskie, Polanica, Poland, 16.-18.09.2005. Xth Sympozjum Drobiarskie, Polanica, Poland, 16.-18.09.2005.

Hess, M (2005): Influenzavirusinfektion beim Vogel. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 27.09.2005. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 27.09.2005.

Hess, M (2005): Infektionen mit aviären Metapneumoviren (aMPV) beim Geflügel. 3. Internet-Geflügelsymposium, Kleve, Deutschland, 12.10. - 14.10.05. 3. Internet-Geflügelsymposium, Kleve, Deutschland, 12.10. - 14.10.05.

Hess, M (2005): Das Vorkommen von Influenzaviren bei Wildvögeln. Fachtagung: Niederwild - Wildtiergesundheit, Lebensmittel-Sicherheit und Qualität, Wien, 10.11.05. Fachtagung: Niederwild - Wildtiergesundheit, Lebensmittel-Sicherheit und Qualität, Wien, 10.11.05.

Hess, M (2005): Die Bedeutung der Wildvögel bei der Übertragung von Influenzaviren. Fachtagung: Wildvögel im urbanen Bereich, Wien, 20.10.05. Fachtagung: Wildvögel im urbanen Bereich, Wien, 20.10.05.

Hess, M; Grabensteiner, E; Liebhart, D (2005): The benefit of molecular methods to detect Histomonas meleagridis, Tetratrichomonas gallinarum and Blastocystis spp. 3rd International Symposium on turkey production: Prospect on future development, Berlin, 09.-11.05.2005. 3rd International Symposium on turkey production: Prospect on future development, Berlin, 09.-11.05.2005.

Hess, M; Kolbe, T; Grabensteiner, E (2005): Establishing clonal cultures of Histomonas meleagridis, Tetratrichomonas gallinarum and Blastocystis spp. from turkeys. 14th World Veterinary Poultry Congress, Istanbul, Turkey, 22.08.-26.08. 2005. 14th World Veterinary Poultry Congress, Istanbul, Turkey, 22.08.-26.08. 2005.

Hess, M; Kolbe, T; Grabensteiner, E (2005): Etablierung clonaler Kulturen von Histomonas meleagrids, Tetratrichomonas gallinarum und Blastocystis sp. 68. Fachgespräch über Geflügelkrankheiten, Hannover, 12.05.-13.05.2005. 68. Fachgespräch über Geflügelkrankheiten, Hannover, 12.05.-13.05.2005.

Hess, M; Neubauer, C (2005): Campylobacterinfektion beim Geflügel. AGES-Arbeitstreffen Zoonosen, Graz, 17.06.2005. AGES-Arbeitstreffen Zoonosen, Graz, 17.06.2005.

Hess, M; Neubauer, C (2005): Prävention der Campylobacter-Kontamination im pre-harvest Bereich. Internationales Camphylobacter-Symposium, Wien, 24.02.-25.02.2005. Internationales Campylobacter-Symposium, Wien, 24.02.-25.02.2005.

Neubauer, C; Hackl, R; Hess, M (2005): Molecular detection and differentiation of food borne pathogens belonging to the RNA superfamily VI. 14th World Veterinary Poultry Congress, Istanbul, Turkey, 22.08.-26.08. 2005. 14th World Veterinary Poultry Congress, Istanbul, Turkey, 22.08.-26.08. 2005.

Scope, A; Burhenne, J; Haefeli, W; Hess, M (2005): Pharmacokinetics and pharmacodynamics of the new antifungal agent Voriconazole in birds. Conference of the European Association of Avian Med., Arles, France, 28.04.2005. Conference of the European Association of Avian Med., Arles, France, 28.04.2005.

Grabensteiner, E; Hess, M (2004): The re-emergence of Histomoniasis in chickens and turkeys. XXII World's poultry congress, Istanbul, 8.06.-13.06.2004. XXII World's poultry congress, Istanbul, 8.06.-13.06.2004.

Hess, M (2004): Die Bedeutung aviärer Pneumoviren bei Huhn und Pute. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 14.10.2004. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 14.10.2004.

Hess, M (2004): Die zunehmende Bedeutung lebensmittelbedingter Zoonosen und ihre Kosequenzen für die Geflügelproduktion. 3. Elanco Geflügeltagung, Rust, 01.- 02.10.2004. 3. Elanco Geflügeltagung, Rust, 01.- 02.10.2004.

Hess, M (2004): Schwarzkopfkrankheit - Existenzbedrohung für Truthühner und Legehennen?. Wintertagung 2004 des ökosozialen Forums, Hatzendorf, 11.02.2004. Wintertagung 2004 des ökosozialen Forums, Hatzendorf, 11.02.2004.

Hess, M (2004): Anwendung der PCR bei der Diagnostik von Infektionserregern des Geflügels. 10. Weiterbildungsveranstaltung für Wirtschaftsgeflügel des Landesamtes für Verbraucherschutz, Stendal, 10.03.-11.03.04. 10. Weiterbildungsveranstaltung für Wirtschaftsgeflügel des Landesamtes für Verbraucherschutz, Stendal, 10.03.-11.03.04.

Hess, M (2004): Histomoniasis - aktueller Stand der Forschungsarbeiten. 2. Österreichische Truthühnerfachtagung, Zwettl, 04.11.2004. 2. Österreichische Truthühnerfachtagung, Zwettl, 04.11.2004.

Hess, M; Grabensteiner, E; Liebhart, D; Weissenböck, H; Loupal, G (2004): Diagnostic investigations on Histomonas meleagridis following a severe outbreak in a turkey flock. 5th International Symposium on Turkey Diseases, Berlin, 16.-19.06.2004. 5th International Symposium on Turkey Diseases, Berlin, 16.-19.06.2004.

Hess, M; Huggins, M.B; Heincz, U (2004): Comparing avian metapneumovirus vaccination in chickens administered in ovo versus day-old. IV. International symposium on avian corona- and pneumovirus infections, Rauischolzhausen, Deutschland, 20.-23.06.2004. IV. International symposium on avian corona- and pneumovirus infections, Rauischolzhausen, Deutschland, 20.-23.06.2004.

Hess, M; Neubauer, C (2004): Nachweis und Differenzierung von Helicobacter pullorum und Arcobacter spp. in Geflügelbeständen. IMPULS-Tagung über Lebensmittelsicherheit und Mikrobielle Gefahren, Wien, VUW, 26.02.-27.02.04. IMPULS-Tagung über Lebensmittelsicherheit und Mikrobielle Gefahren, Wien, VUW, 26.02.-27.02.04.

Hess, M; Neubauer, C; Morrow, C (2004): Durchführung eines PCR-Ringtests zum Nachweis von Mycoplasma gallisepticum und Mycoplasma synoviae bei Mastelterntieren. 66. Fachgespräch über Geflügelkrankheiten, Hannover, 06.-07.05.2004. 66. Fachgespräch über Geflügelkrankheiten, Hannover, 06.-07.05.2004.

Neubauer, C; Hess, M (2004): Flagellin typing to follow up the epidemiology of Campylobacter jejuni on poultry premises. XXII World's poultry congress, Istanbul, 8.06.-13.06.2004. XXII World's poultry congress, Istanbul, 8.06.-13.06.2004.

Neubauer, C; Hess, M (2004): Epidemiologie und molekulare Charakterisierung von Campylobacter spp. von Geflügelmästerein. IMPULS-Tagung über Lebensmittelsicherheit und Mikrobielle Gefahren, Wien, VUW, 26.02.-27.02.04. IMPULS-Tagung über Lebensmittelsicherheit und Mikrobielle Gefahren, Wien, VUW, 26.02.-27.02.04.

Neubauer, C; Hess, M (2004): Detection and identification of Campylobacter-like bacteria from poultry samples as Helicobacter pullorum. 5th World Congress Food borne infections and intoxications, Berlin, 7.06.-11.06.2004. 5th World Congress Food borne infections and intoxications, Berlin, 7.06.-11.06.2004.

Neubauer, C; Pilz, M; Hess, M (2004): Zur Resistenzsituation von Campylobacter-Isolaten aus Geflügelbeständen in Österreich. 67. Fachgespräch über Geflügelkrankheiten, Hannover, 18.-19.11.2004. 67. Fachgespräch über Geflügelkrankheiten, Hannover, 18.-19.11.2004.

Hess, M (2003): What the ostrich can learn from the chicken and turkey. 10th Ostrich World Congress, Wien, 18.-19-10.2003. 10th Ostrich World Congress, Wien, 18.-19-10.2003.

Hess, M (2003): Towards molecular diagnosis of avian pathogens. International Symposium on Poultry Diseases, Wien, 04.07.2003. International Symposium on Poultry Diseases, Wien, 04.07.2003.

Hess, M (2003): Avian Adenoviruses: Classification, Diseases and Epidemiology. Seminar of the Belgian Branch of the WVPA, Gent, Belgium, 17.05.2003. Seminar of the Belgian Branch of the WVPA, Gent, Belgium, 17.05.2003.

Hess, M (2003): Avian Adenoviruses. Poultry Health Course, Compton, UK, 17.02.2003. Poultry Health Course, Compton, UK, 17.02.2003.

Hess, M (2003): Molecular methods to diagnose poultry diseases. Assiut, Egypt, 03.02.2003. Assiut, Egypt, 03.02.2003.

Hess, M (2003): Emerging Diseases in Poultry. El-Minia, Egypt, 02.02.2003. El-Minia, Egypt, 02.02.2003.

Hess, M (2003): Polymerase chain reaction (PCR) to diagnose avian pathogens. 3rd meeting of the Czech Branch of the World Poultry Science Association, Brno, Czech Republic, 23.-25.10.2003. 3rd meeting of the Czech Branch of the World Poultry Science Association, Brno, Czech Republic, 23.-25.10.2003.

Hess, M (2003): Infectious diseases in poultry influencing reproduction and fertility. 15th Annual congress of the Egyptian Society for Animal Reproduction and Fertility, Luxor, Egypt, 26.01. - 30.01.03. 15th Annual congress of the Egyptian Society for Animal Reproduction and Fertility, Luxor, Egypt, 26.01. - 30.01.03.

Hess, M (2003): Klinische Aspekte der Aviären Influenza (Geflügelpest). Informationsveranstaltung der Arbeitsgemeinschaft für landwirtschaftliche Geflügelwirtschaft, St. Pölten, Österreich, 03.06.2003. Informationsveranstaltung der Arbeitsgemeinschaft für landwirtschaftliche Geflügelwirtschaft, St. Pölten, Österreich, 03.06.2003.

Hess, M; Grabensteiner, E (2003): Vorkommen von Histomoniasis (Schwarzkopfkrankheit) bei Legehennen in Österreich. Österreichische Legehennenfachtagung, Wieselburg, Niederösterreich, 25.01.2003. Österreichische Legehennenfachtagung, Wieselburg, Niederösterreich, 25.01.2003.

Hess, M; Grabensteiner, E (2003): Zum Stand der Untersuchung über die Histomoniasis. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 21.11.2003. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 21.11.2003.

Hess M; Grabensteiner E (2003): Zur Diagnose von Histomonas meleagridis: Neue Ansätze. Fachgespräch über Geflügelkrankheiten, Hannover, 06.-07.11.2003. Fachgespräch über Geflügelkrankheiten, Hannover, 06.-07.11.2003.

Hess, M; Mantke, S; Prusas, C; Hafez, H.M (2003): Attenuation of virulent fowl adenovirus serotype 4 through continuous passage on QT-35 cells. XIIIth World Veterinary Poultry Association Congress, Denver, USA, 19.07. - 23.07.2003. XIIIth World Veterinary Poultry Association Congress, Denver, USA, 19.07. - 23.07.2003.

Hess, M; Scope, A; Heincz, U (2003): Psittacine beak and feather disease (PBFDV): a longitudinal study to monitor viraemia and antigen excretion. European Association of Avian Medicine, Teneriffa, Spanien, 22.4. - 26.4.2003. European Association of Avian Medicine, Teneriffa, Spanien, 22.4. - 26.4.2003.

Hess, M; Singh, A (2003): Fowl Adenovirus serotype 4 and the impact on the immune system. Konferencja Naukowa Immunosuppresja I immunomodulacja Ukladu Odpornosciowego Ptakow ¿ Mozliwosci Immunoprofilaktyki, Polanica Zdroj, 19. - 20.09.2003. Konferencja Naukowa Immunosuppresja I immunomodulacja Ukladu Odpornosciowego Ptakow ¿ Mozliwosci Immunoprofilaktyki, Polanica Zdroj, 19. - 20.09.2003.

Neubauer, C; Hess, M (2003): Nachweis und Differenzierung von Campylobacter spp., Arcobacter butzleri und Helicobacter pullorum-Isolaten vom Geflügel. Kongreß der DVG, Berlin, 04.04.2003. Kongreß der DVG, Berlin, 04.04.2003.

Neubauer, C; Hess, M (2003): Multiplex polymerase chain reaction to detect and differentiate Campylobacter, Arcobacter and Helicobacter. XIIIth World Veterinary Poultry Association Congress, Denver, USA, 19.07. - 23.07.2003. XIIIth World Veterinary Poultry Association Congress, Denver, USA, 19.07. - 23.07.2003.

Weissenböck, H; Bakonyi, T; Chvala, S; Hackl, R; Hess, M; Nowotny, N (2003): Experimental pathogenicity of Usutu virus for chickens and mice. 21st Annual Meeting; European Society for Veterinary Pathology, Dublin, 10.-13. Sept.. 21st Annual Meeting; European Society for Veterinary Pathology, Dublin, 10.-13. Sept..

Hess, M (2002): Diagnostik der HEV-Infektion. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 06.12.2002. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 06.12.2002.

Hess, M (2002): In vitro tests of functional plant products against pathogens of poultry. 1st European Symposium on Bioactive Secondary Plant Products in Veterinary Medicine. Wien, 04-05.10.2002. 1st European Symposium on Bioactive Secondary Plant Products in Veterinary Medicine. Wien, 04-05.10.2002.

Hess, M (2002): Phytopharmaka beim Geflügel. Vortragsreihe "Funktionelle Pflanzenstoffe". Veterinärmedizinische Universität, Wien, 22.01.2002. Veterinärmedizinische Universität, Wien, 22.01.2002.

Hess, M (2002): Avian Adenoviruses. Poultry Health Course, Institute of Animal Health, Compton UK, 18.02.2002. Poultry Health Course, Institute of Animal Health, Compton UK, 18.02.2002.

Hess, M (2002): Psittacine Beak and Feather Disease: Neue Aspekte zur Klinik und Diagnostik. Vortragsveranstaltung an der VUW Wien, 29.06.2002. Vortragsveranstaltung an der VUW Wien, 29.06.2002.

Hess, M (2002): The use and legislation of autogenous vaccines in turkeys. 4. International Symposium on Turkey Diseases. Berlin, 15.-18.05.2002. 4. International Symposium on Turkey Diseases. Berlin, 15.-18.05.2002.

Hess, M (2002): Die Bedeutung der Infektiösen Bronchitis (IB) bei Legeproblemen, unter Berücksichtigung von Differentialdiagnosen. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 13.06.02. Sektionstagung der österreichischen Gruppe der WVPA, Wien, 13.06.02.

Hess, M; Huggins, M.B; Mudzamiri, R; Heincz, U (2002): Avian Pneumovirus: Virus excretion in vaccinated and non-vaccinated laying birds under experimental conditions. 11th European Poultry Conference, Bremen, 06-10.09.2002. 11th European Poultry Conference, Bremen, 06-10.09.2002.

Hess, M; Paul, G; Prusas, C (2002): Infectious Hydropericardium (IHP) is caused by fowl adenovirus serotype 4: epidemiology and control. XII th World Veterinary Poultry Associaton Congress, Cairo, 28.01-01.02.2002. XII th World Veterinary Poultry Associaton Congress, Cairo, 28.01-01.02.2002.

Hess, M; Singh, A; Hafez, H.M; Bergmann, V; Förster, R (2002): Infectious Hydropericardium (IHP): Pathogenesis and impact on the immune system. XIIth World Veterinary Poultry Association Congress, 28.01.-01.02.2002. XIIth World Veterinary Poultry Association Congress, 28.01.-01.02.2002.

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