Researchers have shown that serotonin directly stimulates dermal papilla cells and promotes hair growth in lab-grown hair ...

Of PRP injections, Harvard Health explains, "the theory is that platelets, injected deep into the scalp to reach the bottom of the hair follicle, may stimulate a specialized population of cells named ...

The mesenchymal cells of the dermal papilla (DP), residing at the base of the follicle, have long been recognized as being responsible for niche maintenance, although the specifics of this process ...

We compare Botox and dermal fillers, examining their uses, costs, and possible side effects. Learn more about the differences between them here.

Lip fillers are injections that give the lips a more plump and full appearance. They’re more generally called dermal fillers.