This is a fluorescently labeled section of embryonic human skin. The dark, diagonal slash through the center of the image is a hair follicle (1). The pink areas are stem cells in the hair follicles ...

American researchers have discovered the ability to epithelial cells human skin exchange signals and warn of danger. This came as a surprise to scientists, as it was previously believed that these ...

they discovered that this was enhanced by macrophages – the first time that these cells have been shown to have a role to play a role in the formation of human skin on top of their known ...