14 citations
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November 2020 in “International Journal of Molecular Sciences”
Advanced therapies like gene, cell, and tissue engineering show promise for hair regrowth in alopecia, but their safety and effectiveness need more verification.
3 citations
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January 2019 in “Advances in stem cells and their niches”
Dermal papilla cells are key for hair growth and color, influencing hair type and size, and their interaction with stem cells could help treat hair loss and color disorders.
PP405 may damage hair follicles if used long-term, suggesting cycling might be necessary. Combining it with finasteride could help maintain hair growth.
Pelage Pharmaceuticals raised $120M for their hair loss treatment, PP405, showing strong investor confidence despite limited data. There is skepticism about its efficacy and long-term effects compared to treatments like GT20029.
Pelage is developing a topical hair follicle stem cell therapy, PP405, for non-scarring alopecias like androgenetic alopecia, with Phase III trials planned and a potential market launch by 2027. The treatment may not require continuous use after initial regrowth.
Pelage executives' hairlines were discussed, with speculation about them using PP405 for hair regrowth. Concerns were raised about using untested drugs, with some suggesting executives might not risk using them without safety data.
Pelage Pharmaceutical raised $120 million to continue research on PP405, a promising hair loss treatment that showed a 20% increase in hair density in 31% of men during a Phase 2a trial. The treatment was well-tolerated, with no systemic absorption, and Phase 3 trials are planned for 2026.