University of Veterinary Medicine Vienna - Research portal

Hess Claudia,

Presentations at scientific conferences

Presentation

Hess, C (2020): Salmonella Infantis - neueste Erkenntnisse aus der Wissenschaft. Wintertagung 2020 des Ökosozialen Forums, Fachtag Geflügelhaltung; JAN 28, 2020; Hatzendorf, Austria. 2020.

Hess, C (2020): Die wichtigsten Hühnerkrankheiten in Österreich - Ein Überblick. BIO AUSTRIA-Bauerntage 2020; JAN 30, 2020; Wels, Austria. 2020.

Ruhnau, D; Hess, C; Hess, M; Awad, WA (2020): Co-exposure to deoxynivalenol (DON) and Deepoxy-Deoxynivalenol (DOM-1) with Campylobacter jejuni differentially modulates the intestinal permeability in broiler chickens. 8-8.-6th Symposium of the Graduate School for Pig and Poultry Medicine (PaP); FEB 20-21, 2020; Vienna, Austria.

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.

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.

Hess, C (2019): Parasiten bei Legehühnern. Tierhaltungstage Geflügel; DEZ 3, 2019; Marz, Austria. 2019.

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.

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.

Paudel, S; Ruhnau, D; Liebhart, D; Hess, M; Hess, C (2019): Increased severity of infectious coryza in chickens experimentally infected with Avibacterium paragallinarum and Gallibacterium anatis. -International Symposium on Avian Mycoplasmosis and Infectious Coryza; NOV 13-15, 2019; Utrecht, Netherlands.

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): 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.

Hess, C (2018): Bedeutung von Campylobacter, Arcobacter und Helicobacter beim Geflügel. ÖGT Sektion Lebensmittel tierischer Herkunft: Was Sie schon immer über Arcobacter wissen wollten...": Aktuelles zu Arcobacter und verwandten Bakteriengattungen; JAN 25, 2018; Vienna, Austria. 2018.

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 )

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 )

Spergser, J; Loncaric, I; Hess, C; Ramirez, AS (2018): Matrix-assisted laser desorption/ionization time of flight mass spectrometry (MALDI TOF MS) is a superior tool for the identification and differentiation of mycoplasmas isolated from animals. -22th Congress of the International Organization for Mycoplasmology (IOM); July 9-12, 2018; Portsmouth, United States (USA).

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 )

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.

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.

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.

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.

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.

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 )

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.

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.

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.

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.

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; 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 )

Hess, C (2014): E. coli -Ein immer größer werdendes Problem. Tierhaltertagung des Landes Burgenland, Schwerpunkt: Geflügel; DEZ 4, 2014; Marz, AUSTRIA. 2014.

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.

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, 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.

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; 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.

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.

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.

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.

Fodor, A; Molnár, A; Hess, C; Vozik, D; Bélafi-Bakó, K; Francescatto, P; Dublecz, K; Racsko, J; Hogan, J (2012): Antimicrobial combounds of entomopathogenic nematode-symbiotic bacteria. 29--CEPO-Konferenz; Oct 11, 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.

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; 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; 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.

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.

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.

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): 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; 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; 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; 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, 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.

Knotek, Z; Kley, N; Hess, C; Gumpenberger, M (2010): Treatment of Chronic Pneumonia in a Burmese Python using the Air Sac Tube Placement Technique. 207-207.-7th Congres international sur les Animaux Sauvages et Exotique YABOUMBA; MAR 26-28, 2010; Muséum national d’Histoire Naturelle, Paris.

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.

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.

Neubauer, C (2009): Infektionen mit E. coli und Mykoplasmen bei Huhn und Pute. Hygieneschulung für Geflügelproduzenten; MAY 13, 2009; Eisenstadt, AUSTRIA. 2009.

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.

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): Chelonobacter oris gen. nov., sp. Nov. as a new member of the Pasteurellaceae. -International Pasteurellaceae Society Meeting; OCT 12-15, 2008; Sorento, ITALY.

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.

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.

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.

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.

Neubauer, C (2007): Besonderheiten bei der bakteriologischen Diagnostik bei Ziervögel und Reptilien. Wissenschaftliche Sitzung der Österreichischen Gesellschaft der Tierärzte; JUN 14, 2007; Wien, Österreich. 2007.

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.

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

Neubauer, C (2004): Resistenzmonitoring ausgewählter Infektionserreger des Geflügels. Profillinien-Präsentationstag; NOV 3, 2004; Wien, Österreich. 2004.

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.

Neubauer, C (2001): Auftreten von Camylobacter spp. in österreichischen Geflügelmastbeständen - Bedeutung, Nachweis und mögliche Eintragsquellen. Wissenschaftliche Sitzung Sektion Geflügelforschung der Österreichischen Gesellschaft der Tierärzte; NOV 15, 2001; Wien, Österreich. 2001.

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.

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.

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.

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.

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.

Wald, R; Wittek, T; Urbantke, V; Hess, C; Baumgartner, M (2018): Relationship between mastitis pathogens, bacteria counts and somatic cell count in single quarter milk samples from cows with clinical and subclinical mastitis. -NMC Milano - International Bovine Mastitis Conference; JUNE 11-13, 2018; Milano, Italy.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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, Austria, APR 10-13, 2010. Clinical Microbiology Infection (16), S2 S531.

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.

Grabensteiner, E; Benetka, V; Gumpenberger, M; Neubauer, C; Hirschmüller, B; Möstl, K (2006): Erste Beschreibung einer Iridovirusinfektion bei einer adulten Pantherschildkröte (Geochelone Pardalis Pardalis). 21. Vök-Jahrestagung, Salzburg, Austria, 16.-17. Sept. 2006. 21. Vök-Jahrestagung, Salzburg, 16.-17. Sept. 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, Germany, 11.-13.05.06. 6th International Symposium on Turkey Diseases, Berlin, 11.-13.05.06.

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): 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.).

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

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

Hess, M; Neubauer, C (2005): Campylobacterinfektion beim Geflügel. AGES-Arbeitstreffen Zoonosen, Graz, Austria, 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, Austria, 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, Turkey, 22.08.-26.08. 2005. 14th World Veterinary Poultry Congress, Istanbul, Turkey, 22.08.-26.08. 2005.

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, Austria, 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): Detection and identification of Campylobacter-like bacteria from poultry samples as Helicobacter pullorum. 5th World Congress Food borne infections and intoxications, Berlin, Germany, 7.06.-11.06.2004. 5th World Congress Food borne infections and intoxications, Berlin, 7.06.-11.06.2004.

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

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.

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, United States (USA), 19.07. - 23.07.2003. XIIIth World Veterinary Poultry Association Congress, Denver, USA, 19.07. - 23.07.2003.

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

Neubauer, C; Szölgyenyi, W; Jauk, V; Vasicek, L (2002): Polymerase Chain Reaktion versus Culture Technique for Detection of Campylobacter spp. in Chicken faecal samples. Archiv für Geflügelkunde 66,(Sonderheft).

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