The intestinal epithelium undergoes rapid renewal every 3–5 days, a process driven by intestinal stem cells (ISCs) located at the base of crypts.

We often treat intestinal infections as an episode: a few days of symptoms, elimination of the pathogen, and recovery. In ...

Innate immunity has a central role in the homeostasis of intestine and in the pathogenesis of inflammatory bowel disease. A complex network of signaling pathways triggered by molecules derived from ...

Inflammatory bowel disease (IBD) is typically diagnosed after the onset of symptoms in the context of established, ...

Neural crest cells are a population of stem cells that invade the embryo in early development. They play a big role in what ...

The circumstances surrounding a study on a deadly virus could hardly have been more dramatic. One of its first authors was forced to flee his homeland when it became a war zone. More than 2,000 ...