Sparse Haplotype-Based Fine-Scale Local Ancestry Inference at Scale Reveals Recent Selection on Immune Responses

PP405 shows promise for hair regrowth by manipulating stem cell characteristics and lactate dehydrogenase, with Phase 2a trials pending. Google Ventures' $15M investment suggests confidence, but results and market availability remain uncertain.

PP405's phase 2a trial results were presented, focusing on safety and pharmacokinetics, with a future meeting planned to share the full dataset. The trial includes a randomized controlled portion and an open-label extension, with no indication of phase 2B completion.

A user is interested in Absci's AI-driven antibody platform, ABS-201, for treating androgenetic alopecia, which shows promising preclinical results and potential for hair regrowth and pigmentation restoration. However, concerns are raised about the drug's development timeline and its advantages compared to existing treatments.

Hair follicle stem cells remain in bald individuals, but progenitor cells do not, raising questions about hair regrowth claims by Pelage. PP405 is discussed as a potential treatment, with skepticism about its effectiveness compared to existing treatments like Minoxidil and Finasteride.

A user shared their positive experience with Roots by GA, a company that creates personalized hair loss treatments based on DNA analysis, which confirmed their inability to tolerate finasteride. The user is satisfied with their progress 30 days after a hair transplant and the customized formula they received.

Exosomes combined with fractional picosecond laser treatment were effective in treating androgenetic alopecia and promoting repigmentation in white hair patches. The role of exosomes in hair repigmentation, particularly in conditions like poliosis, is not well-studied.