The gut microbiome is an important ecosystem of microbes that lives in each one of us, and its strength affects our overall health. However, the small intestine is an underappreciated part of the gut ...

After every meal, the intestines perform an action called peristalsis—moving food through their hollow interiors with coordinated contractions and relaxations of the smooth muscle. For more than a ...

A new preclinical study from Weill Cornell Medicine found that the protein caspase-5 (CASP5), long thought to be a foot soldier in the body's defense against bacterial infection, does not actually ...

Small intestine lymphoma occurs when non-Hodgkin’s lymphoma affects the small intestine. It can cause abdominal pain, weight loss, and fever. Treatment involves chemotherapy, surgery, or radiation ...

For the roughly 3 million Americans living with inflammatory bowel disease, the current treatment options tell a frustrating ...

When it comes to intestines, it sure seems like two are better than one. I asked my friend Franck Carbonero why that is. He’s a microbiologist at Washington State University. He studies the bacteria ...

Animal models have enabled us to learn an incredible amount of new information about human biology, health, and disease. But these animals can't always serve as a reliable example of the human body.

The small intestine is an important part of the digestive system, connecting the stomach to the large intestine. It stretches about 20 feet and coils to fit in your abdomen. The small intestine is ...

Developmental biologists have learned a great deal about how the human digestive tract functions through many years of studies involving fish, frogs, and rodents along with detailed explorations of ...