The lymphatic system The lymphatic system can be thought of as a second circulatory system that runs in parallel, and in conjunction, with the cardiovascular system; it extends into every major region ...

Researchers have engineered skin cells for the very first time containing blood and lymphatic capillaries. They succeeded in isolating all the necessary types of skin cells from human skin tissue and ...

Given the amount of wear and tear it's subjected to on a daily basis, the skin has a phenomenal ability to replenish itself. Spread throughout it are small reservoirs of stem cells, nested within ...

In its response to pathogens and vaccines, our immune system relies on dendritic cells. These white blood cells patrol the body’s tissues, collect components of pathogens and vaccines and transport ...

If you visit the doctor because of a sore throat, he’ll examine your lymph nodes faster than you can say “strep test.” He won’t check all of them because there are hundreds of lymph nodes in your body ...