Vrijdag 20 maart 2015 Poster rounds DEGH meeting (including breakfast buffet) Zaal 19 09.00 – 10.00 Chairs: D. Jonkers and A.A. te Velde 1. BMP4 signaling is involved in epithelial-mesenchymal transition in Barrett’s esophagus and esophageal adenocarcinoma through induction of SNAIL2 C. Kestens1, P.D. Siersema1, J.W.P.M. van Baal1, 1Dept. of Gastroenterology and Hepatology, University Medical Center Utrecht, Utrecht, The Netherlands 2. Portal release of the bile salt homeostatic factor FGF19 K.V.K. Koelfat1, F.G. Schaap1, J.G. Bloemen1, P.L.M. Jansen1, C.H.C. Damink1, 1Department of Surgery, Maastricht University Medical School of Nutrition and Translational Research in Metabolism, Maastricht, the Netherlands 3. Inhibition of BMP2 and BMP4 by a novel llama-derived nanobody sustains intestinal stem cells in organoid cultures S. Calpe1, A. Correia1 , M. El Khattabi4, C.Zimberlin3, J.P. Medema3, C. T.Verrips4, K.K. Krishnadath1,2*,1Center for Experimental & Molecular Medicine; 2Department of Gastroenterology & Hepatology; 3Laboratory for Experimental Oncology and Radiobiology, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands. 4QVQ BV, Utrecht, The Netherlands 4. Dissecting crosstalk between hepatitis e virus infection and the 4e-bp1 translational regulator X. Zhou1, L. Xu1 , W. Wang1, K. Watashi2, Y. Wang1, D. Sprengers1, H.L.A. Janssen1, 3, P.E. de Ruiter4, L.J.W. van der Laan4, J. Neyts5, H.J. Metselaar1, N. Kamar6,7,8, M.P. Peppelenbosch1, and Q. Pan1*,1Department of Gastroenterology and Hepatology, Erasmus MC-University Medical Center and Postgraduate School Molecular Medicine, Rotterdam, Netherlands. 2Department of Virology II, National Institute of Infectious Diseases, 1-23-1 Toyama, Shinjuku-ku, 162-8640 Tokyo, Japan. 3Division of Gastroenterology, University Health Network, Toronto, Canada. 4Department of Surgery, Erasmus MC-University Medical Center and Postgraduate School Molecular Medicine, Rotterdam, Netherlands. 5Department of Microbiology and Immunology, Rega Institute for Medical Research, KU Leuven, Leuven, Belgium, 6Department of Nephrology and Organ Transplantation, CHU Rangueil, France, 7INSERM U1043, IFR–BMT, CHU Purpan, Toulouse, France, 8Université Paul Sabatier, Toulouse, France 5. Barrett’s esophagus cell of origin does not derive from cytokeratin 5 expressing squamous cells in mice D. Straub1,2; N. Buttar3; P. Fockens1, K.K. Krishnadath1,2, 1Department of Gastroenterology and Hepatology, Academic Medical Center, Amsterdam, Netherlands. 2Center for Experimental and Molecular Medicine (CEMM), Amsterdam, Netherlands. 3Barrett Esophagus Unit, Division of Gastroenterology and Hepatology, Mayo Clinic College of Medicine, Rochester, MN, USA. by the human gut Dejong1, S.W.M. Olde Center and NUTRIM Maastricht University, Vrijdag 20 maart 2015 6. Relating genetic variants in IBD to aberrant cytokine profiles: a focus on TNFSF15 N.W. Duijvis1, F.H. van Dooren1, D. Oudejans1, S.C. Wolfkamp2, S. Keskin1, E.W. Vogels1, P. Henneman3, P.C. Stokkers4, G. D’Haens2, W. de Jonge1, A.A. te Velde1, 1Tytgat Institute for Liver and Intestinal Research, Academic Medical Center, Amsterdam, The Netherlands. 2Dept. of Gastroenterology and Hepatology, Academic Medical Center, Amsterdam, The Netherlands. 3Department of Clinical Genetics, Academic Medical Center, Amsterdam, The Netherlands. 4Dept. of Gastroenterology and Hepatology, Sint Lucas Andreas Ziekenhuis, Amsterdam, the Netherlands 7. Toll-like receptor 2 enhanced lysosomal activity and endocytosis in a Barrett’s esophagus cell line R.E. Verbeek1, P.D. Siersema1, F.P. Vleggaar1, F.J. ten Kate2, G. Posthuma3, R.F. Souza4, J. de Haan1, J.W.P.M. van Baal1, 1Dept. of Gastroenterology and Hepatology, 2Dept. of Pathology, 3Dept. of Cell Biology, Center for Electron Microscopy, University Medical Center Utrecht, Utrecht the Netherlands, 4Dept. of Medicine, University of Texas Southwestern Medical Center, VA North Texas Health Care System, Dallas, Texas, USA 8. IFN-free therapy for chronic HCV: transcriptomics and NK cell analyses M. Spaan1, G. van Oord1 , K. Kreefft1, J. Hou1, B.E. Hansen1, H.L.A. Janssen1,2, R.J. de Knegt1, A. Boonstra1, 1Department of Gastroenterology and Hepatology, 2Department of Gastroenterology and Hepatology, University Health Network, Toronto Western Hospital, Canada 9. Human plasma toxicity in differentiated HepaRG progenitor cells the context of the bioartificial liver M. van Wenum* #, R.A.F.M. Chamuleau#, E.J. Hendriks*, T.M. van Gulik*, R. Hoekstra*#, *Experimental Surgery, #Tytgat Institute for Liver and Intestinal Research, Academic Medical Center, Amsterdam, the Netherlands 10. Establishment of genetically stable canine liver organoids for translational studies Schotanus1, Spee1, Nantasanti1, Kruitwagen1, Huch2, Vries2, Clevers2, Penning1, Rothuizen1, 1Department of Clinical Sciences of Companion Animals, Utrecht University, Utrecht, the Netherlands. 2Hubrecht Institution, Utrecht, the Netherlands 11. Simple coculture system shows mutualism between anaerobic faecalibacteria and epithelial Caco-2 cells Sadaghian Sadabad M1, 2, Tanweer Khan M., Blokzijl T.3, Paglia G.4,5, Dijkstra G.2*, Harmsen H.J.M1* and Faber KN2*. Departments of 1Medical Microbiology, 2Gastroenterology and Hepatology, 3Laboratory Medicine, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands. 4Istituto Zooprofilattico Sperimentale di Puglia e Basilicata, Foggia, Italy. 5Center for Systems Biology University of Iceland Reykjavik, Iceland. *These authors contributed equally to this study. 12. Mitochondrial Bio-genesis in the context of the AMC-Bio-Artificial Liver 'Adam A.A.A., ²Jongejan A., ²Moerland P.D., ³M.van Wenum, ³Van Gulik T.M., â´R. Houtkooper, â´R. Wanders, Oude Elferink RP, 'Chamuleau R.A.F.M., ' ³Hoekstra R., 'Tytgat Institute for Liver and Intestinal Research, ²Bioinformatics Laboratory, Department of Clinical Epidemiology, Biostatistics and Bioinformatics, ³ Surgical Laboratory Academic Medical Center, University of Amsterdam, the Netherlands, â•´AMC department of genetic and metabolic diseases Vrijdag 20 maart 2015 13. Expression of the short-chain fatty acid receptors GPR41 and GPR43 throughout the human ileum and colon C. M. van der Beek1,2, K. Lenaerts1,2, M. van Avesaat1,3, F.J. Troost1,3, A.A.M. Masclee1,3, C.H.C. Dejong1,2, 1Top Institute Food and Nutrition, Wageningen, the Netherlands, 2Department of Surgery, and 3Department of Internal Medicine, Division of Gastroenterology-Hepatology; NUTRIM School for Nutrition, Toxicology and Metabolism, Maastricht University Medical Center, Maastricht, The Netherlands Poster rounds DEGH meeting Zaal 20 10.00 – 11.00 Chairs: D. Jonkers en A.A. te Velde 1. Modeling rotavirus infection and antiviral therapy using primary intestinal organoids Y. Yin1, M. Bijvelds1, K. Knipping2, Y. Wang1, J. de Jonge3, N. Tuysuz4, D. ten Berge4, D. Sprengers1, L.J.W. van der Laan3, H.J. Metselaar1, H. de Jonge1, M.P. Peppelenbosch1, Q. Pan1, 1Department of Gastroenterology and Hepatology, Erasmus MC-University Medical Center, Rotterdam. 2Nutricia Research Utrecht. 3Department of Surgery, Erasmus MC-University Medical Center, Rotterdam. 4Department of Cell Biology, Erasmus MC Stem Cell Institute, Erasmus MC-University Medical Center, Rotterdam 2. Interaction of BDCA3+ dendritic cells with HBsAg specifically inhibits IFN-lambda production E. van der Aa1, P.J. Biesta1, F.A. Ayhan1, A. van den Bosch1, N. van Montfoort1, A.M. Woltman1, 1Erasmus MC University Medical Center 3. Tumor antigen expression in hepatocellular carcinoma in a low-endemic western area K. Sideras1, S. Bots1, K. Biermann2, D. Sprengers , W.G. Polak3, J.N.M. Ijzerman3, R.A. de Man1, Q. Pan1, S. Sleijfer4, M.J. Bruno1, J. Kwekkeboom1, 1Erasmus Medisch Centrum, afdeling Maag, Darm, en Leverziekten 2Erasmus Medisch Centrum, afdeling Pathologie 3Erasmus Medisch Centrum, afdeling Heelkunde Algemeen 4Erasmus Medisch Centrum, afdeling Interne Oncologie 4. The actual usage and quality of experimental colitis models in preclinical efficacy testing S.B. Zeeff1, C. Kunne1, A.A. te Velde1, 1Tytgat Institute for Liver and Intestinal Research, Academic Medical Center, Amsterdam 5. Stool proteomics reveals novel candidate biomarkers for colorectal cancer screening A.C. Hiemstra1, S. Piersma2, T.V. Pham2, G. Oudgenoeg2, G.L. Scheffer1, S. Mongera1, M.A. Komor1, J. Terhaar Sive Droste3, F.A. Oort3, S.T. van Turenhout3 , I. Ben Larbi3, C.J.J. Mulder3, B. Carvalho1, R.J.A. Fijneman1, C.R. Jimenez2, G.A. Meijer1, 1Department of Pathology, 2Medical Oncology, and 3Gastroenterology and Hepatology, VU University Medical Center, Amsterdam, The Netherlands Vrijdag 20 maart 2015 6. Next generation sequencing of circulating miRNAs: towards predictive biomarkers for celiac disease I.L. Tan1, R. Almeida2, J. Di Tommaso1, S. Vriezinga3, Y. Li1, R.K. Weersma4, C. Wijmenga1, M.L. Mearin3, S. Withoff1 on behalf of the PreventCD project group, 1Department of Genetics, University of Groningen and University Medical Center Groningen, 2Department of Genetics, Human Molecular Genetics Laboratory, Federal University of Paraná, Curitiba, Paraná, Brazil, 3Department of Pediatric Gastroenterology, Leiden University and Leiden University Medical Center, 4Department of Gastroenterology and Hepatology, University of Groningen and University Medical Center Groningen 7. Adult stem cell transplantation in a canine model for Wilsons disease Spee B.1, Schotanus B.A.1, Kruitwagen H.S.1, Geijsen N.1,2, Penning L.C.1, Rothuizen J.1, 1Department of Clinical Sciences of Companion Animals, Faculty of Veterinary Medicine, Utrecht University, Utrecht, The Netherlands, 2Hubrecht Institute and University Medical Center (UMC) Utrecht, Utrecht, The Netherlands 8. Selective Janus Kinase 1 inhibitor targets monocytes and tissue macrophages during DSS colitis De Vries L.C.S.1,2, Duarte J.M.1, Hilbers F.W.M.1, De Winther M.4, Moerland P.D.5, Woodrow M.D.3, Sims M.J.3, Ludbrook V.J.3, D’Haens G.R.A.M.2, De Jonge W.J.1,2 ,1Tytgat Institute for Liver and Intestinal Research, AMC, Amsterdam, Netherlands, 2Department of Gastroenterology and Hepatology, AMC, Amsterdam, Netherlands, 3Kinase DPU, GlaxoSmithKline, Stevenage, United Kingdom, 4Department of Medical Biochemistry, AMC, Amsterdam, Netherlands, 5Department of Clinical Epidemiology, Biostatistics and Bioinformatics, AMC, Amsterdam, The Netherlands 9. Self-limited and acute to chronic HCV infections in at risk individuals result in phenotypically distinct NK cell compartments R.A. de Groen1, G. van Oord1, Zwier M.A. Groothuismink1 , H.L.A. Janssen1,2, J. Schinkel3, and A. Boonstra1,1Department of Gastroenterology and Hepatology, Erasmus MC, University Medical Center Rotterdam, The Netherlands. 2Liver Clinic University Health Network, Division of Gastroenterology, University of Toronto, Canada. 3Department of Medical Microbiology, AMC, Amsterdam, The Netherlands 10. Histone deacetylases in inflammatory mucosa distinguish Crohn’s disease from ulcerative colitis J. de Bruyn¹ ², R. Wichers³, T. Radstake³, J. Broen³, G. D’Haens¹,¹Academic Medical Center Amsterdam, Department of Gastroenterology and Hepatology, ²Academic Medical Center Amsterdam, Tytgat Institute for Liver and Intestinal Research, ³University Medical Center Utrecht / Wilhelmina Children's Hospital, Department of Rheumatology & Clinical Immunology 11. PKC / AP-1 signaling drives transcription of interferon-stimulated genes and exerts potent and broad antiviral activity W. Wang1, W. Yijin1, X. Zhou1, Y. Yin1, L. Xu1, D. Sprengers1, H.J. Mason1, Y. Debing2, J. Neyts2, M.P. Peppelenbosch1, and Q. Pan1*, 1Department of Gastroenterology and Hepatology, Erasmus MC University Medical Center and Post Graduate School in Molecular Medicine, Rotterdam, Netherlands, 2Department of Microbiology and Immunology, Rega Institute for Medical Research, Katholieke Universiteit Leuven, Leuven, Belgium. Vrijdag 20 maart 2015 12. Impact of Vasopressin AVP1a Receptor Gene Polymorphisms on mortality and renal failure in patients with acute decompensation of chronic liver disease J.J. Schaapman1, J.C. Kerbert*1, J.J. van der Reijden1, A.A. Navarro2, M. Pavesi2, B. van Hoek1, V. Arroyo3, M. Bernardi4, G. Soriano5, M. Catalina6, P. Aguilar7, H.W. Verspaget1, M.J. Coenraad1, 1Gastroenterology- Hepatology, Leiden University Medical Center, Leiden, Netherlands, 2Data Management Centre, CLIFconsortium, 3Gastroenterology-Hepatology, University of Barcelona, Barcelona, Spain, 4Gastroenterology-Hepatology, University of Bologna, Bologna, Italy, 5Gastroenterology, Hospital de la Santa Creu i Sant Pau, Barcelona, 6 Gastroenterology Hepatology, Hospital Gregorio Maranon, Madrid, 7Gastroenterology- Hepatology, Hospital Reina Sofia, Cordoba, Spain 13. De novo nucleotide biosynthesis pathway tightly regulates hepatitis e virus infection Y. Wang, W. Wang, X. Zhou, D. Sprengers, H.J. Metselaar, M.P. Peppelenbosch, and Q. Pan, Department of Gastroenterology and Hepatology, Erasmus MC University Medical Center and Post Graduate School in Molecular Medicine, Rotterdam, Netherlands. 11.00 Koffiepauze expositie