35 citations,
December 2009 in “Human reproduction” Metformin taken during pregnancy increases SHBG in newborns but doesn't change other hormone levels in mothers or babies.
34 citations,
September 2013 in “Urology” Long-term use of a certain medication can worsen erectile function in aged rats by damaging penile muscle cells.
34 citations,
February 1999 in “Journal of Dermatological Science” Minoxidil boosts enzymes that help hair growth.
34 citations,
December 1991 in “Annals of the New York Academy of Sciences” The conclusion is that small hair follicles cause baldness in macaques, and treatments like antiandrogens and minoxidil can prevent hair loss and promote regrowth.
33 citations,
December 2017 in “Journal of neuroendocrinology” Sex and stress steroids quickly change brain cell structures in the hippocampus.
31 citations,
October 1971 in “Steroids” Human beard hair follicles change testosterone into other related hormones, but don't much change androstenedione into testosterone.
30 citations,
December 2001 in “Experimental dermatology” Gonadal hormones significantly affect the severity of alopecia areata in mice.
29 citations,
February 2007 in “Hormone and metabolic research” Blocking the androgen receptor in skin cells reduces their growth response to male hormones, suggesting a possible treatment for skin conditions linked to androgens.
29 citations,
February 2004 in “Experimental and Clinical Endocrinology & Diabetes” Men with early balding often have hormone levels similar to women with polycystic ovary syndrome.
29 citations,
November 1975 in “Clinics in endocrinology and metabolism” Testosterone is made by Leydig cells, is active when not bound to proteins, and works by binding to receptors in muscles and other tissues.