Campus alert status is orange: For the latest campus alert status, news and resources, visit

Search Close Search
Search Close Search
Page Menu

Our Studies

The list below represents the currently approved studies for the Division of Gastroenterology at UMass.

  • "Characteristics and Treatment Modalities of Late Onset Inflammatory Bowel Diseases"
    Principal Investigator: David Cave. IRB Docket/ID: H00005748

  • "A Multicenter Open-Label Extension Study to Assess Long-Term Safety of PF-00547659 in Subjects With Crohn’s Disease (A7281007 OPERAII)"
    Principal Investigator: JeanMarie Houghton. IRB Docket/ID: H-14711

  • "Definition and Description of a Novel Enteritis Compared with Crohn’s Disease"
    Principal Investigator: David Cave. IRB Docket/ID: H00001855

  • "Outcomes of treatment of post liver transplant HCV patients with sofosbuvir and simeprevir"
    Principal Investigator: Graham Barnard. IRB Docket/ID: H00004804

  • "Findings on colonoscopy follow-up for diverticulitis"
    Principal Investigator: Benjamin Hyatt. IRB Docket/ID: H00006608

  • "An Exploratory Study to Characterize Cell Population in Intestinal Tissue from Subjects with Inflammatory Bowel Disease"
    Principal Investigator: JeanMarie Houghton. IRB Docket/ID: H00006416

  • "Evaluation of risk factors, rates, and outcomes in patients with recurrent acute ischemic colitis"
    Principal Investigator: Randall Pellish. IRB Docket/ID: H00004661

  • "A Comparison of Early Deployment of a Video Capsule (Endocapsule EC-10: Olympus Tokyo, Japan) in the Emergency Department versus Conventional Work-up of Non-hematemesis Gastrointestinal Bleeding [NHGIB]"
    Principal Investigator: David Cave. IRB Docket/ID: H00006661

  • "Use of Brush Cytology for Dysplasia Surveillance and Selection in Barrett’s Esophagus"
    Principal Investigator: Rashmi Patwardhan. IRB Docket/ID: H-14186

  • "Immune Response in Inflammatory Bowel Disease"
    Principal Investigator: JeanMarie Houghton. IRB Docket/ID: H00003696

  • "Outcomes and Data Collection for Fecal Microbiota Transplantation for Treatment of Recurrent Clostridium Difficile"
    Principal Investigator: Randall Pellish. IRB Docket/ID: H00003682

  • "Effectiveness of semi-rigid Savary dilators vs. balloon dilators during esophageal dilation in the treatment of esophageal dysmotility"
    Principal Investigator: David Cave. IRB Docket/ID: H00004174

  • "Evaluation of a Novel Motorized Spiral Enteroscope: A Prospective, Multicenter Trial"
    Principal Investigator: Kanishka Bhattacharya. IRB Docket/ID: H00001797

  • "Identifying and quantifying levels of Hepoxilin A3 and Endocannabinoids in intestinal mucosal brushings and mucosal biopsies of subjects with active left-sided ulcerative colitis and ulcerative proctosigmoiditis"
    Principal Investigator: Randall Pellish. IRB Docket/ID: H00003636

  • "Diagnosis of Crohn’s Disease and Ulcerative Colitis and their Subtypes via Urine Sample Analysis of Volatile Organic Compounds by the Electronic ‘e’ Nose"
    Principal Investigator: David Cave. IRB Docket/ID: H-14836

  • "Prospectively identifying patients with gastroesophageal reflux disease using a simple scoring system"
    Principal Investigator: David Cave. IRB Docket/ID: H00005032

  • "A prospective study to establish the sensitivity and specificity of the REBISS and REBISS-PCP scores to assist in the diagnosis of inflammatory bowel disease"
    Principal Investigator: David Cave. IRB Docket/ID: H00005255

  • "Retrospective Study to Review the Effects and Outcome of Treatment with Different Classes of Biologics in Patients with Inflammatory Bowel Disease"
    Principal Investigator: Randall Pellish. IRB Docket/ID: H00002774

  • "A Survey of Inflammatory Bowel Disease Patients’ Perceptions Towards Influenza Vaccination"
    Principal Investigator: Benjamin Hyatt. IRB Docket/ID: H00003292

  • "An Analysis of Patients with Recurrent Small Bowel Bleeding"
    Principal Investigator: David Cave. IRB Docket/ID: H0000332