18 citations
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January 2019 in “Experimental Dermatology”
Certain cells outside the hairfollicle's bulge area can quickly regenerate damaged hairfollicles, potentially helping to reduce hair loss from cancer treatments.
Hairfollicles are mostly dormant but can be reactivated with treatments like minoxidil, finasteride, and microneedling. A new drug, PP405, shows promise for hair regrowth but may not be available until 2027-2028.
Stress can lead to hair loss by affecting hair-follicle stem cells, and this loss is harder to recover from if one has male pattern baldness (MPB). Treatments like finasteride and minoxidil are used to address hair loss, but stress-related hair loss differs from androgenic alopecia.
Corticosterone inhibits GAS6, affecting hairfollicle stem-cell activity, with potential implications for stress-related hair loss. Ashwagandha and Vitamin K are suggested for reducing cortisol, but their effectiveness is debated.
PP405 is ineffective for miniaturized, fibrosed hairfollicles in androgenetic alopecia. AMP303 may activate hairfollicle stem cells, but minoxidil and finasteride are still the main treatments.
PP405 is a new hair loss treatment in phase 2 trials that may promote hair growth by increasing lactate production and activating hairfollicle stem cells. It could potentially replace hormone-disrupting treatments like Minoxidil and finasteride.