Medically reviewed by Jay N. Yepuri, MD Key Takeaways Celiac disease is the most known cause of villous atrophy.Villous ...

Intestinal cells can change specializations during their lives. The BMP signaling pathway – an important communication mechanism between cells – appears to be the driver of these changes. That is wat ...

The inner lining of the gut regenerates entirely every four to seven days, thanks to stem cells in the intestinal epithelium. Yet much remains shrouded in mystery regarding stem cells and what causes ...

Digestion begins in the mouth, where chewing increases surface area and saliva begins carbohydrate breakdown. Food then forms ...

Researchers have found that the small intestine grows in response to pregnancy in mice. This partially irreversible change may help mice support a pregnancy and prepare for a second. Researchers at ...

This story is part of a series exploring human anatomy and physiology complexities. Each story in this collection showcases discoveries reshaping our understanding of the body's inner workings, ...

Researchers are testing new therapies to treat celiac disease beyond a gluten-free diet, including immune tolerance drugs and ...