Message of nexin 1, a serine protease inhibitor, is accumulated in the follicular papilla during anagen of the hair cycle.

A group of specialized mesenchymal cells located at the root of the mammalian hair follicle, known as the follicular or dermal papillary cells, are involved in regulating the hair cycle, during which keratinocytes of the lower follicle undergo proliferation, degeneration and regrowth. Using the arbi... View More