Daily Archives: February 8, 2019

P125 MIR-21-5P AND MIR-146A-5P ARE DEREGULATED IN INFLAMED TERMINAL ILEUM OF TREATMENT-NAÏVE PEDIATRIC PATIENTS WITH CROHN’S DISEASE

Deregulation of intestinal microRNAs (miRNAs) have been reported in adult and, in the last years, also in pediatric patients with Crohn’s disease (CD). We performed a literature search and chose 4 miRNAs from five relevant studies as candidates for a… Continue reading

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P126 MULTIPLE SIGNALING PATHWAY DEFECTS IN THE INTESTINAL STEM CELL NICHE LIKELY TRIGGER CD-LIKE ILEITIS IN SAMP1/YITFC MICE

Intestinal epithelial barrier dysfunction is considered as a risk factor in the pathogenesis of Crohn’s disease (CD), and since there is no FDA approved therapy available, there is a need for identifying a relevant model to study and test therapies t… Continue reading

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P127 THE TRANS-GOLGI NETWORK PROTEIN AFTIPHILIN REGULATES COLONIC EPITHELIAL CELL MIGRATION AND IS CRUCIAL TO EMBRYONIC DEVELOPMENT

Colonic epithelium forms a selective barrier between lumen and colonic mucosa. The integrity of colonic epithelium is maintained by cell proliferation, migration and expression of cellular junctions. A compromised colonic epithelium contributes to colo… Continue reading

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P128 INHIBITION OF INTESTINAL EPITHELIAL CELL PYROPTOSIS AND ASSOCIATED MUCOSAL BARRIER DEFECTS IS A POTENTIAL THERAPEUTIC MECHANISM OF ACTION FOR MESALAMINE IN IBD

Mucosal barrier dysfunction to luminal microbes plays a crucial role in the development of intestinal inflammation in inflammatory bowel disease (IBD). Recently, intestinal epithelial cell (IEC) death resulting from a form of innate immune activation c… Continue reading

Posted in News | Comments Off on P128 INHIBITION OF INTESTINAL EPITHELIAL CELL PYROPTOSIS AND ASSOCIATED MUCOSAL BARRIER DEFECTS IS A POTENTIAL THERAPEUTIC MECHANISM OF ACTION FOR MESALAMINE IN IBD

P129 INTESTINAL EPITHELIAL CELL-SECRETED EXTRACELLULAR VESICLES PROMOTE THE FUNCTION OF LACTOBACILLUS RHAMNOSUS GG AGAINST INTESTINAL INFLAMMATION

Although the composition of the gut microbiota has been shown to be influenced by host genetics and environmental factors, the effects of the host on the functions of microbial communities remain poorly understood. Intestinal epithelial cells (IECs) ex… Continue reading

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28 MESENTERIC TERTIARY LYMPHOID ORGANS INTEGRATED INTO THE INTESTINAL-DRAINING LYMPHATIC NETWORK ARE RESISTENT TO ANTI-TNF THERAPHY IN CROHN’S DISEASE MOUSE MODEL

Characterization of Crohn’s disease (CD) includes susceptible mucosal surfaces via abnormal intestinal permeability caused by either deregulated interactions between the bacterial flora and surface epithelial cells or an overwhelming host immune resp… Continue reading

Posted in News | Comments Off on 28 MESENTERIC TERTIARY LYMPHOID ORGANS INTEGRATED INTO THE INTESTINAL-DRAINING LYMPHATIC NETWORK ARE RESISTENT TO ANTI-TNF THERAPHY IN CROHN’S DISEASE MOUSE MODEL

29 HUMAN BONE MARROW DERIVED MESENCHYMAL STEM CELLS MEDIATE IMMUNOSUPPRESSION IN EXPERIMENTAL CROHN’S DISEASE BY SECRETING PROSTAGLANDIN E2 AND REPROGRAMMING MACROPHAGES TO AN ANTI-INFLAMMATORY PHENOTYPE

Locally injected mesenchymal stem cells (MSCs) are now an approved therapy in European Union for perianal Crohn’s disease (CD) fistulas, however, clinical studies have shown limited efficacy of systemic MSC therapy for luminal CD. Thus, we studied th… Continue reading

Posted in News | Comments Off on 29 HUMAN BONE MARROW DERIVED MESENCHYMAL STEM CELLS MEDIATE IMMUNOSUPPRESSION IN EXPERIMENTAL CROHN’S DISEASE BY SECRETING PROSTAGLANDIN E2 AND REPROGRAMMING MACROPHAGES TO AN ANTI-INFLAMMATORY PHENOTYPE

P130 BIOTIN SUPPLEMENTATION AMELIORATES MURINE COLITIS BY MAINTAINING INTESTINAL MUCOSAL INTEGRITY

Biotin deficiency is often overlooked in patients with Inflammatory Bowel Disease, but it may have profound implications in the GI tract. Biotin is a water-soluble vitamin that must be obtained from exogenous sources and is involved in the metabolism o… Continue reading

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P131 CHARACTERIZING THE MICROBIOTA-GUT-BRAIN AXIS IN A MURINE MODEL OF PEDIATRIC INFLAMMATORY BOWEL DISEASE

Inflammatory bowel diseases (IBD) are chronic intestinal diseases affecting over 1.4 million Americans. Children and adolescents typically have more severe disease and are more likely to display extra-intestinal effects, including psychosocial deficits… Continue reading

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P132 DEXTRAN SULFATE SODIUM-INDUCED COLITIS IS ATTENUATED IN TRACE AMINE ASSOCIATED RECEPTOR 1 KNOCKOUT MICE

Advances in studying the onset and progression of ulcerative colitis (UC) suggest that both diet and microbiome play a critical role in the progression of disease, though no causal link has been found. Lactobacillus species found in the microbiome prod… Continue reading

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