The human small intestine is an essential organ that helps us absorb nutrients and vitamins from food. It is an average of 6 meters long and is covered with millions of villi that are separated by ...

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, ...

Research from an international team finds that the human gut is a site of rapid change, with recent and important deviations from other mammals, including our closest living relative, the chimpanzee.

What would you see if you peered inside a human small intestine? Here’s a glimpse at its structure, revealing a community of cells with different functions. A biopsy like this is generally very small ...

The human gastrointestinal tract is in a constant state of flux; it hosts a diverse and dynamic community of microbes known as the gut microbiome, and is constantly exposed to things in the ...

Intestinal tuft cells divide to make new cells when immunological cues trigger them. Additionally, in contrast to progenitor- and stem cells, tuft cells can survive severe injury such as irradiation ...

Under the surface of an organ, many different cell types participate in crucial interactions. This means that when an organ suffers damage, fixing it is not as easy as slapping on a Band-Aid.

New evidence shows that human M cells act as fully fledged antigen-presenting cells, processing and presenting gluten peptides through a dendritic cell-like pathway that may shape early coeliac ...

Research from an international team finds that the human gut is a site of rapid change, with recent and important deviations from other mammals, including our closest living relative, the chimpanzee.