53 citations
,
May 1996 in “The Journal of Clinical Endocrinology & Metabolism” Different mutations in the 5 alpha-reductase-2 gene were found in affected individuals in the Dominican Republic, suggesting no common ancestry.
43 citations
,
August 2010 in “Expert Opinion on Investigational Drugs” Inhibitors of 11β-HSD1 show potential for treating type 2 diabetes but require more testing for safety and effectiveness.
27 citations
,
February 2005 in “Journal of Cellular Biochemistry” Male cells need DHT to respond to testosterone, while female cells do not.
17 citations
,
June 2012 in “European journal of medicinal chemistry” New steroid compounds effectively inhibit 5α-reductase and may treat hair loss.
6 citations
,
February 2013 in “British Journal of Dermatology” Androgens significantly regulate hair keratin K37 expression.
8 citations
,
November 1978 in “British journal of dermatology/British journal of dermatology, Supplement” Cyproterone acetate can effectively treat idiopathic hirsutism, but ethinyl oestradiol and lynoestrenol may not always reduce hair growth.
13 citations
,
January 2013 in “Applied and Environmental Microbiology” A gene in Sebekia benihana, CYP-sb21, is needed for a specific reaction on the drug Cyclosporine A, which could be important for hair growth without affecting the immune system.
18 citations
,
April 2011 in “International Journal of Molecular Medicine” Dihydrotestosterone causes p27 protein breakdown in ovarian and breast cancer cells by binding with SKP2.
May 2023 in “Pharmaceuticals” Three specific mutations in the LIPH gene can cause hair loss by damaging the protein's structure and function.
September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” 7DHC and BM15766 damage hair follicle structure and reduce key gene expression.
10 citations
,
February 2008 in “Photochemistry and photobiology” Vitamin D receptor can control the hairless gene linked to hair loss even without vitamin D.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzymes Tet1, Tet2, and Tet3 are important for the development of hair follicles and determining hair shape by controlling hair keratin genes.
21 citations
,
August 1994 in “Clinical endocrinology” 5α-Reductase inhibitors can help treat hair loss, acne, and prostate issues by reducing DHT levels.
14 citations
,
November 1982 in “British Journal of Dermatology” Testosterone conversion to 5α-DHT may not be essential for its effects on the skin.
1 citations
,
April 2022 in “AACE clinical case reports” A 36-year-old person with a female appearance but male chromosomes was diagnosed with a rare enzyme deficiency affecting sexual development.
188 citations
,
January 2022 in “PubMed” Advancements in understanding, diagnosing, and managing congenital adrenal hyperplasia have improved treatment and long-term outcomes.
August 2017 in “DOAJ (DOAJ: Directory of Open Access Journals)” Androgenetic alopecia in males is linked to hormone levels and the enzyme 5-alpha reductase.
305 citations
,
February 2007 in “Hormone and metabolic research” Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.
28 citations
,
January 2012 in “Biological & pharmaceutical bulletin” Hairless protein can both repress and activate vitamin D receptor functions, affecting gene regulation.
August 2025 in “ACS Omega” New compounds show promise as nonsteroidal treatments for hair loss.
13 citations
,
October 2005 in “Analytical Sciences” A new method was developed to measure and assess the activity and inhibition of the enzyme steroid 5α-reductase.
October 2016 in “Letters in Drug Design & Discovery” 3 citations
,
November 2022 in “Separations” The method accurately measures seven androgens in plasma and shows different hormone levels in females with acne and obesity.
May 2026 in “BMC Medicine” ACOD1 deficiency worsens hair loss by causing cell aging and mitochondrial problems, but 4-OI may help.
35 citations
,
March 2012 in “Experimental and Clinical Endocrinology & Diabetes” The conclusion is that accurately identifying the cause of high androgen levels in women with PCOS is crucial and requires specific tests.
DHT, not testosterone, mainly affects hair growth and related conditions.
5 citations
,
July 1994 in “PubMed” Finasteride, when taken daily, lowers dihydrotestosterone levels but doesn't noticeably affect adrenal steroid production, except by blocking the 5 alpha-reductase enzyme.
12 citations
,
August 2020 in “Frontiers in Genetics” H19 boosts hair growth potential by activating Wnt signaling, possibly helping treat hair loss.
30 citations
,
October 2020 in “Nature Communications” Finasteride irreversibly affects human steroid 5α-reductase 2, providing insight into its catalytic mechanism and disease-related mutations.
Thai plant extracts, especially Avicennia marina, can promote hair growth by inhibiting certain enzymes and boosting growth factors.