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In this study, we demonstrated the therapeutic effect of umbilical cord MSC-derived exosomes on androgenetic alopecia and verified that exosomes regulate hair follicle stem cell stemness through the RAS/ERK pathway to promote hair proliferation and thus hair growth in mice with androgenetic alopecia, providing a potential therapeutic strategy for androgenetic alopecia.
Mao et al. (Fri,) studied this question.