To grow new hair, stem cells throughout the skin must work in sync. Researchers have discovered the molecular communication tool, part of the lymphatic system, that the cells use to synchronize their activities.
Florence Sabin, a scientist at Rockefeller in the early 20th century, was known for her pioneering research and efforts to support women in science.
Research by the neuroendocrinologist Bruce McEwen into the effects of cortisol and other hormones marked a major contribution.
"What we do know tells us that if you are thin, you should thank your 'lean' genes and refrain from stigmatizing the obese. A broad acceptance of the biologic basis of obesity would not only be fair but would allow us to collectively focus on health." -Jeff Friedman