Medically reviewed by Soma Mandal, MD Petechiae are tiny red, purple, or brown spots on your skin, inside of your mouth, or ...

Progestin also dilates or expands the blood vessels, which may make them appear larger under the skin. According to the National Institutes of Health (NIH), progesterone levels are ten times ...

Molecular communications in the bloodstream is a promising area of research, since the bloodstream has the ability to ...

The distinct population of endothelial cells that line blood vessels in the insulin-producing "islets" of the human pancreas ...

While blood vessels did not form well in the model ... been shown to have a role to play a role in the formation of human skin on top of their known functions in wound healing and fighting ...

Niklason and her team spent more than a decade isolating blood vessel cells from human organ and tissue donors. They tested cells from more than 700 donors and found that those from five of those ...

Doctors can safely cut and transplant skin flaps containing blood vessels from a different area of the body, decreasing the burden on patients. The technology can also visualize transparent ...

Through natural selection, different types of eyes have emerged in evolutionary history -- and the human eye isn't even the best one, from some standpoints. Because blood vessels run across the ...

Since then, they've focused on engineering blood vessels that better mimic those in the human body to study more complex diseases. "Historically, endothelial cells lining blood vessels have been ...

Researchers at the University of Geneva found that an enzyme in these vessels supports immune cells during anti-tumor ...