The stomach bug Helicobacter pylori increases forms of a protein that promote tumor development, perhaps explaining how it elevates risk for gastric cancer.

Second-year General Surgery resident Anji Wall, M.D., Ph.D., hasn’t yet decided her surgical specialty, but she’s already written the book on ethics and international medicine, literally.

Dysfunction or loss of an “antioxidant” enzyme may lead to higher risk for esophageal cancer in patients with gastric reflux disease.

Removing a child’s ruptured appendix sooner rather than later significantly lowers hospital costs and charges, according to a recently published study.

Cellular pathways altered by chronic exposure to cigarette smoke may reveal new biomarkers to assess smoking-induced lung cancer risk.

New information about signaling pathways involved in colorectal cancer could aid in assessing prognosis and identifying new therapeutic targets for the disease.