Are All Patients With IBD at Increased Risk for Colorectal Cancer?

Although inflammatory bowel disease (IBD) increases risk for colorectal cancer (CRC), the risk is only substantial among patients with long-term, extensive colitis. Furthermore, CRC risk is reduced by thiopurine therapy, according to the July issue of Gastroenterology. Laurent Beaugerie et al. collected data from 19,486 patients with IBD (60% with

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What are the Risks for Relatives of Patients With Colorectal Cancer?

Close relatives of people with colorectal cancer (CRC) have a significant increase in prevalence of advanced neoplasms and should be screened for cancer, according to the March issue of Gastroenterology. Relatives of patients with CRC have been shown to be at increased risk for colorectal neoplasms, but little is known

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What Can We Learn from a Pig Model of FAP?

A pig model of intestinal adenoma development, described in the November issue of Gastroenterology, will improve our understanding of colorectal cancer development and could be used to evaluate new therapeutics. Familial adenomatous polyposis (FAP) is an inherited disease; patients develop dysplasias in the colon and rectum that develop to adenomatous

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New Cell Culture Technology for Colon Cancer and Barrett’s Esophagus

A new method for long-term culture of human primary colonic epithelium provides an important tool for studying colon stem cells, adenocarcinoma, colon cancer, and even Barrett’s esophagus, according to the November issue of Gastroenterology. Self-renewal of the small intestinal and colonic epithelium is mediated by proliferation of stem cells and

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