November 2022 in “Skin Appendage Disorders” PT-20 did not significantly improve gray hair repigmentation.
85 citations
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May 2019 in “Journal of neuroendocrinology” The article concludes that better understanding gene regulation related to seasonal changes can offer insights into the mechanisms of seasonal timing in mammals.
855 citations
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June 2009 in “The Journal of Clinical Endocrinology & Metabolism” The guideline recommends mental health involvement in diagnosing gender identity disorder and outlines hormone and surgical treatment protocols, emphasizing safety, informed consent, and long-term monitoring.
124 citations
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July 2012 in “Archives of Dermatological Research” Targeting androgen receptors could be a promising way to treat skin disorders with fewer side effects.
50 citations
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February 2007 in “Expert Opinion on Biological Therapy” Hair follicle stem cells could help repair nerves and avoid ethical issues linked to embryonic stem cells.