A newly developed imaging method blends ultrasound and photoacoustics to capture both tissue structure and blood-vessel function in 3D.

In the body, tissues, and cells making up the lungs, heart, and skin, for example, also have elastic qualities to support normal physiological functions. Elastin —a significant structural protein that ...

The endothelium is a cell layer that lines the body’s blood vessels and lymphatic vessels. These cells are necessary to maintain healthy organs, tissues, and overall body function. The cells of the ...

Many people still don’t understand how protein works, why it matters or the best ways to get enough of it in their diet. Here ...

Basement membranes are extracellular matrices—flat sheets of protein and carbohydrate—that are essential for tissue architecture and function. But like all tissues, they are subject to damage. Until ...

Hormones are the body’s chemical messengers. They act on various tissues and organs in the body to change their behavior. For example, the hormone prolactin stimulates the production of breastmilk.