Public Release: 

AGA's Guide to Ground-Breaking GI Research at DDW® 2015

American Gastroenterological Association

Washington, DC (May 8, 2015) -- Digestive Disease Week® (DDW) 2015 -- the most prestigious meeting in the fields of gastroenterology and hepatology -- is fast approaching. If you're joining us for DDW 2015, which will take place May 16 to 19, 2015, in Washington, DC, you'll need help navigating the more than 4,000 abstracts and hundreds of lectures on the latest advances in GI research, medicine and technology. Below you'll find AGA's list of the must-see data being presented at DDW 2015.

All data presented during DDW is embargoed until the beginning of the presentation or an official DDW press conference, whichever occurs first. For information on DDW press activities, visit

All sessions will be held in the Walter E. Washington Convention Center (Eastern Time). For more information on presentations and data being presented, visit

Notable AGA Abstracts On Monday, May 18, AGA will highlight the most noteworthy clinical practice data presented at DDW 2015 during the Clinical Practice Distinguished Abstract Plenary, taking place from 8 to 9:30 a.m. in Room 145A.

The abstracts presented during this session will explain the method by which fecal microbiota transplantation donors should be selected; provide guidance to maximize the productivity of an endoscopy unit; and identify the factors associated with advanced colonic neoplasia. Abstracts to be presented include:

  • Abstract 494: Wide Surgeon-level Variation in Complications after Colectomy; Tim Xu
  • Abstract 495: Predictive Overbooking Maximizes Endoscopy Utilization in an Outpatient Clinic; Mark Reid
  • Abstract 496: Prevalence of Advanced Colorectal Neoplasia in Veterans: Effects of Age, Sex and Race; Thomas Imperiale
  • Abstract 497: Prevalence and Predictors of Non-Evidence based Proton Pump Inhibitor Use among Elderly Nursing Home Residents in the USA; Pratik Rane
  • Abstract 498: Training on Detection and Resection of Nonpolypoid Colorectal Neoplasms Reduces the Postcolonoscopy Colorectal Cancer Rate; Chantal le Clercq
  • Abstract 499: Donor Recruitment and Eligibility for Fecal Microbiota Transplantation: Results from an International Public Stool Bank; Laura Burns

Interested in basic science? Attend the AGA Basic Science Plenary on Sunday, May 17, from 10 a.m. to noon in Room 143, where the most noteworthy contributions to gastroenterology basic science research will be presented, including:

  • Abstract 346: Engineering the Gut Microbiota to Treat Hyperammonemia; Ting-Chin Shen
  • Abstract 347: Targeting a microRNA for the Therapy of Colitis-Associated Colorectal Cancer; Christos Polytarchou
  • Abstract 348: Clostridium difficile Toxin A Harbors Bacterial DNA and Activates TLR9-dependant Innate Immune Responses; Xinhua Chen
  • Abstract 349: Villus Morphogenesis Re-Examined: Unique Cell Divisions Carve Out Intestinal Villi; Andrew Freddo
  • Abstract 350: NGF Promotes Gastrointestinal Cancer Development Through Tumor-Associated Neurogenesis; Yoku Hayakawa
  • Abstract 351: Innate Immune IL1β Production is Critical in Mediating Intestinal Inflammation in IL10 Receptor Deficiency in Mice and Humans; Dror Shouval

Must-Attend Plenary Session Hear from AGA President John I. Allen, MD, MBA, AGAF, during the 2015 AGA/ASGE Joint Presidential Plenary, on Sunday, May 17, from 2 to 5 p.m. in Hall D. Succeeding Dr. Allen's remarks on the state of gastroenterology practice and research, the following abstracts will be highlighted:

  • Abstract 443: Association of GPBAR1 Gene Variant with Satiation and Circulating Fibroblast Growth Factor-19 Supports a Role of Bile Acids in Obesity; Andres Acosta
  • Abstract 445: The TOUCHSTONE Study: A Randomized, Double-Blind, Placebo-Controlled Induction Trial of an Oral S1P Receptor Modulator (RPC1063) in Moderate to Severe Ulcerative Colitis; William Sandborn
  • Abstract 447: Effect of COX and EGFR Inhibition on Duodenal Neoplasia in Familial Adenomatous Polyposis: A Randomized Placebo-Controlled Trial; N. Jewel Samadder
  • Abstract 450: Simeprevir/Sofosbuvir Therapy in Hepatitis C (HCV) Infected Patients with Child-Pugh Class B/C Cirrhosis Compared to Matched Untreated and Protease Inhibitor (PI)-Triple Therapy Treated Control; Varun Saxena

Poster Hall

AGA has accepted 2,652 posters for presentation at DDW 2015 offering ground-breaking knowledge on a wide-range of topics related to gastroenterology and hepatology. For poster details, visit The Poster Hall is open Saturday, May 16, through Tuesday, May 19, from 9:30 a.m. to 4 p.m.

Learn more about AGA's highlighted sessions at DDW 2015.


About the American Gastroenterological Association

The American Gastroenterological Association is the trusted voice of the GI community. Founded in 1897, the AGA has grown to more than 16,000 members from around the globe who are involved in all aspects of the science, practice and advancement of gastroenterology. The AGA Institute administers the practice, research and educational programs of the organization

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About DDW

Digestive Disease Week® (DDW) is the largest international gathering of physicians, researchers and academics in the fields of gastroenterology, hepatology, endoscopy and gastrointestinal surgery. Jointly sponsored by the AGA Institute, American Association for the Study of Liver Diseases (AASLD), the American Society for Gastrointestinal Endoscopy (ASGE) and the Society for Surgery of the Alimentary Tract (SSAT), DDW takes place May 16-19, 2015, at Walter. E. Washington Convention Center, Washington, DC. The meeting showcases more than 5,000 abstracts and hundreds of lectures on the latest advances in GI research, medicine and technology. More information can be found at

Follow us on Twitter @DDWMeeting; hashtag #DDW15. Become a fan of DDW on Facebook.

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