30 citations
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December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” Steroids, particularly estrogens and 5α-reductase inhibitors, affect blood vessel-related hair growth processes in hair follicle cells.
45 citations
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May 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Too much AKR1C3 enzyme causes resistance to finasteride by increasing testosterone.
26 citations
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September 2012 in “Epilepsy & Behavior” Finasteride worsens seizures in epilepsy rats and speeds up epileptogenesis in mice.
59 citations
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November 2018 in “Psychoneuroendocrinology” Lower levels of certain brain chemicals are linked to worse PTSD symptoms in men.
43 citations
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April 2017 in “Experimental Dermatology” Female pattern hair loss has unclear causes, possibly involving genetics, hormones, and environment, and needs better treatments.