2 citations
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November 2022 in “Journal of Biochemistry and Molecular Biology”
Aging changes hair stem cells and their environment, leading to grayhair and hair thinning, but understanding these changes could help develop treatments for hair regeneration.
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.
A woman experiencing hair loss due to high testosterone and low vitamin D is using treatments like Dutasteride, Rogaine, zinc, ketoconazole shampoo, dermastamp, iRestore, multivitamins, scalp massager, and vitamin D. She plans to switch to oral Minoxidil under medical supervision.
Hairfollicles usually go dormant rather than die, and treatments like finasteride, minoxidil, and hormone therapy can sometimes reactivate them, though results vary. Complete regrowth is rare, especially in long-term bald areas, but some individuals see significant improvement with these treatments.
PP405 is a safer alternative to JXL069 for hair loss treatment because it penetrates the skin effectively and degrades in the blood, avoiding systemic toxicity. JXL069, when forced into the body, can cause dangerous side effects like lactic acidosis due to its inability to degrade safely.
A permanent hair loss solution could involve reprogramming hairfollicles to resist DHT using mRNA and siRNA. However, high costs, safety concerns, and the pharmaceutical industry's preference for ongoing treatments over one-time cures are major obstacles, with finasteride and minoxidil remaining standard treatments.