research Effects of Platelet-Rich Plasma in the Complex Therapy of Patients with Androgenic Alopecia December 2018 in “Вестник Российской Военно-медицинской академии” Combining PRP with minoxidil significantly improves hair growth and reduces hair loss in men with androgenic alopecia.
research 5α-Reductase Type 2 Gene Variant Associations with Prostate Cancer Risk, Circulating Hormone Levels, and Androgenetic Alopecia 57 citations, February 2007 in “International Journal of Cancer” A49T gene variant linked to higher prostate cancer risk, lower hormone levels, and slightly reduced balding risk.