25 citations
,
June 2014 in “Journal of Endocrinology/Journal of endocrinology” Human sebaceous glands contain enzymes that affect androgen production and may influence sebum production and acne.
31 citations
,
December 2016 in “Anais Brasileiros de Dermatologia” DHEA reduction may be linked to frontal fibrosing alopecia, but more research is needed.
4 citations
,
July 2020 in “Biochemical and Biophysical Research Communications” A protein called ectodysplasin-A2 increases a hair growth inhibitor in balding cells, which could be a target for hair loss treatment.
Thymosin β4 helps with healing, inflammation, and organ protection.
Lower DHT and higher testosterone levels increase brain activation but don't change behavior in heavy drinkers.
3 citations
,
January 2017 in “Yonsei Medical Journal” Blocking 11β-HSD1 can lessen the harmful effects of glucocorticoids on hair growth cells.
10 citations
,
March 2023 in “Journal of Chemistry” New compounds show promise for treating benign prostate hyperplasia with fewer side effects.
17 citations
,
April 2007 in “Kidney international” Vitamin D boosts a specific gene activity in kidney cells that could improve heart and kidney function.
May 2024 in “JCI insight” A variant in the ADAM17 gene causes hair loss by increasing protein degradation through TRIM47.
7 citations
,
August 2013 in “Experimental and Therapeutic Medicine” 1,25-dihydroxyvitamin D3 helps melanocyte precursors from hair follicles grow and produce melanin, aiding vitiligo treatment understanding.
11 citations
,
August 2020 in “Diabetes” Testosterone helps human pancreatic cells increase insulin release.
8 citations
,
November 1976 in “Journal of Investigative Dermatology” 7 citations
,
December 1971 in “European Journal of Endocrinology” Human hair follicles can process steroid hormones like DHEA.
196 citations
,
May 2001 in “The journal of investigative dermatology/Journal of investigative dermatology” Sebocytes play a key role in controlling androgen levels in human skin.
83 citations
,
July 2004 in “Pharmacology Biochemistry and Behavior” Higher 3α,5α-THP levels in the brain may reduce depression in pregnant rats.
28 citations
,
November 2018 in “American Journal of Medical Genetics Part A” ODC1 gene mutations cause a neurodevelopmental disorder with large head size, hair loss, and facial abnormalities.
47 citations
,
September 2002 in “Journal of Bone and Mineral Research” A mutation in the vitamin D receptor causes severe resistance to vitamin D, affecting bone health but not hair growth.
January 2026 in “British Journal of Dermatology” Caffeine and DMG increase calcium influx in hair follicle cells without being toxic.
28 citations
,
January 2009 in “Cellular & Molecular Biology Letters” DHT deficiency increases iNOS expression in rat testis and epididymis.
1 citations
,
April 2016 in “Journal of Investigative Dermatology” Prostaglandin D2 increases testosterone levels in skin cells through reactive oxygen species, not enzymes, which could lead to new hair loss treatments.
10 citations
,
May 2014 in “The Journal of Steroid Biochemistry and Molecular Biology” Allopregnanolone increases KCC2 expression in baby male rats' brains, while finasteride doesn't affect it.
February 2026 in “International Journal of Molecular Sciences” 3-Hydroxypropionic acid may help treat hair loss by promoting hair growth in cells.
18 citations
,
October 2017 in “Drug Design Development and Therapy” DA-9401 helps protect rat testis from finasteride damage.
10 citations
,
August 2013 in “Experimental Dermatology” Hairless protein and putrescine regulate each other, affecting hair growth and skin balance.
1 citations
,
July 2007 in “Journal of Investigative Dermatology” The mutation causes hairless mice due to mislocalized and dysfunctional HR protein.
April 2019 in “Journal of Investigative Dermatology” Non-coding RNA boosts retinoic acid production and signaling, aiding regeneration.
January 1997 in “Fundamental & Clinical Pharmacology” 4 citations
,
August 2013 in “Chinese Medical Journal” A specific gene mutation in KRT86 is linked to hair disorder in a Chinese Han family.
11 citations
,
June 2005 in “Veterinary Dermatology” Canine hair follicle cells convert progesterone into various metabolites, mainly cortisol.
April 2016 in “Journal of Investigative Dermatology” A peptide known for reducing wrinkles also effectively inhibits an enzyme linked to skin inflammation and acne.