January 2009 in “ScholarlyCommons (University of Pennsylvania)” The P133R mutation in AKR1D1 enzyme causes harmful bile acid buildup, explaining related health issues.
10 citations
,
September 2019 in “Experimental Eye Research” The enzyme RDH12 plays a role in vision and retinal disease, with mutations leading to early onset visual loss and blindness, but the exact disease mechanism is unclear and there are no treatments yet.
46 citations
,
August 2006 in “PubMed” A genetic defect causes males in some Mediterranean populations to be born with ambiguous genitalia and develop male traits at puberty.
63 citations
,
November 1999 in “British journal of dermatology/British journal of dermatology, Supplement” Hair sensitivity to androgens is partly controlled by specific enzyme expressions in different hair areas.
April 2025 in “International Journal of Clinical & Medical Case Studies” Dextroamphetamine may help treat alopecia areata.
43 citations
,
April 2011 in “AJP Endocrinology and Metabolism” Androgens increase muscle mass by promoting myoblast growth through ornithine decarboxylase.
41 citations
,
March 1998 in “Archives of Dermatological Research” The enzyme that changes testosterone to a stronger form is mostly found in the part of the hair follicle called the dermal papilla.
19 citations
,
August 1999 in “European journal of endocrinology” The study concluded that testing hormone levels after stimulation is not reliable for identifying carriers of 21-hydroxylase deficiency; genetic testing is necessary.
305 citations
,
March 2008 in “AJP Endocrinology and Metabolism” SSAT is a key enzyme affecting cell growth and metabolism, with potential but risky use in disease treatment.
18 citations
,
March 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Estrogen increases blood vessel growth factor production, while testosterone blocks this increase.
2 citations
,
February 2004 in “Biopolymers” 4-(4-Phenoxybenzoyl)benzoic acid derivatives can both increase and decrease certain types of reactive oxygen species, and may be relevant to hair loss.
25 citations
,
January 2017 in “Steroids” Allopregnanolone increases growth and changes gene activity in human brain cancer cells.
14 citations
,
July 2016 in “Journal of Endocrinology” The equine epididymis mainly uses type 1 5α-reductase, and both finasteride and dutasteride can inhibit its activity.
64 citations
,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
237 citations
,
December 2001 in “Urology” Blocking the enzyme 5α-reductase can shrink the prostate and help treat enlarged prostate issues.
115 citations
,
March 2001 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Key enzymes control androgen levels, affecting hormone activity and potential treatments.
1 citations
,
February 2022 in “Clinical, Cosmetic and Investigational Dermatology” TDM10842, a thyroid hormone receptor activator, was found to effectively promote hair growth in mice.
2 citations
,
June 2012 in “Journal of Dermatological Science” The gene HDC is important for the development of hair follicles in newborn mice.
4 citations
,
January 1997 in “EXPERIMENTAL ANIMALS” Histamine and its enzyme may help start hair regrowth.
13 citations
,
February 2016 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Mice without active or present vitamin D receptors maintain normal blood sugar control and islet gene expression when calcium levels are normal.
January 2020 in “Nihon Yakuri Gakkai nenkai yoshishu” Reducing 5α-reductase activity helps endometrial cells differentiate, aiding pregnancy.
Osteopathic manipulation therapy might help treat dementia caused by finasteride.
1 citations
,
September 2017 in “Journal of Investigative Dermatology” Blocking a specific enzyme can reduce the negative impact of stress hormones on hair growth cells.
1 citations
,
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Increased PHGDH expression causes early melanin buildup in hair follicles.
April 2018 in “Journal of Investigative Dermatology” DNMT3A is crucial for healthy skin and hair growth.
3 citations
,
September 2019 in “PLOS ONE” Genetic variations affect dutasteride treatment response for male pattern hair loss.
13 citations
,
August 1995 in “The Journal of Steroid Biochemistry and Molecular Biology” The activity of a specific rat enzyme in the prostate and epididymis is highly dependent on the acidity level.
January 2019 in “DSpace@MIT (Massachusetts Institute of Technology)” Higher PHGDH levels cause unusual melanin buildup in hair follicles.
70 citations
,
April 2014 in “Annales d'endocrinologie” New genes and pathways are important for testosterone production and male sexual development.
2 citations
,
January 2013 in “International Journal of Dermatology” ALDOA levels drop in hair cells during hair loss.