Medically reviewed by Kumkum S. Patel, MD Key Takeaways Villi are tiny projections in the small intestine that absorb ...

Through a collaboration between Cornell and the State University of Binghamton in February, scientists found that food grade nanoparticles may potentially have detrimental effects on the function and ...

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, according ...

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 ...

An international team of scientists based in the Netherlands, and in China, has found that intestinal cells can change specializations during their lives, driven by the BMP signaling pathway, an ...

Add Yahoo as a preferred source to see more of our stories on Google. Your small intestine is lined with tiny protrusions called villi that play a big role in digestion. Sebastian Kaulitzki/Science ...

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, ...