8 citations
,
March 2012 in “Mass spectrometry letters” The S9 fraction with GC-IDMS is effective for measuring 5α-reductase activity.
May 2022 in “Reactions Weekly” 1 citations
,
January 2002 in “Yaoxue jinzhan” Finasteride reduces sperm count and affects male reproductive function, while Epristeride does not.
2 citations
,
January 1975 in “Archives of Dermatological Research” Certain enzymes react strongly with some hormones in rat skin during hair growth, mainly in sebaceous glands and hair sheaths.
January 2002 in “Chinese Journal of Pharmaceuticals” A new method was developed to make a compound used in finasteride and epristeride with a 69% yield.
July 2025 in “Journal of Investigative Dermatology”
May 2021 in “The FASEB Journal” The research gives new understanding on how human steroid 5α-reductases work and how drugs like finasteride inhibit them, which could help in creating new drugs.
44 citations
,
July 2012 in “Endocrine Practice” We need to learn more about 5α-reductases and neuroactive steroids to safely make drugs targeting these enzymes.
35 citations
,
October 2011 in “Medicine and science in sports and exercise” Muscles can make their own androgens, which may help muscle growth.
55 citations
,
March 1990 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride may treat baldness but less effective for those with 5α-reductase deficiency.
13 citations
,
September 2013 in “Steroids” The DHT immunoassay is unreliable due to high cross-reactivity with testosterone.
34 citations
,
January 2004 in “PubMed” DHT deficiency in rats reduces sperm content and affects testis structure over time.
January 2006 in “Benzina: Revista d'excepcions culturals” Trienones are more effective at inhibiting the enzyme linked to hair loss than dienones.
41 citations
,
July 2001 in “PubMed” Estrogens can reduce DHT production in hair follicles, but are less effective than finasteride and progesterone.
38 citations
,
October 2014 in “Current Opinion in Endocrinology, Diabetes and Obesity” 5-alpha reductase deficiency leads to male sexual development issues and treatments like finasteride help with prostate enlargement and hair loss.
13 citations
,
August 2007 in “Bioorganic & medicinal chemistry letters” A new compound effectively inhibits human 5α-reductase 1.
34 citations
,
February 1993 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Certain 4-azasteroids are effective at blocking the enzyme that processes testosterone in human skin and could help treat acne, excessive hair growth, and male pattern baldness.
15 citations
,
January 2017 in “Advances in Experimental Medicine and Biology” 5α-Reductase inhibitors can negatively affect male sexual function and, in some cases, significantly reduce sperm count, but these effects may be reversible.
13 citations
,
October 2002 in “Journal of Biochemical and Biophysical Methods” Men with male-pattern baldness have higher levels of certain testosterone metabolites and may have more active androgen metabolism.
53 citations
,
July 2014 in “American Journal of Physiology-Endocrinology and Metabolism” Testosterone boosts red blood cell production and changes iron metabolism without needing dihydrotestosterone.
January 2011 in “Medical Recapitulate” 5α-reductase enzyme affects hormone levels, influencing conditions like acne and hair loss.
November 2021 in “Pharmaceutical Sciences” New compounds were made and tested, with compound 6 showing potential for treating prostate-related diseases.
13 citations
,
January 1997 in “Biochemical Pharmacology” Human liver enzyme DHEA ST helps process minoxidil.
January 2023 in “Bioorganičeskaâ himiâ” The new compound is a promising, less toxic alternative to finasteride for treating prostate issues.
13 citations
,
July 2008 in “Biomedical Chromatography” The methods accurately measured brain androgens, showing most 5α-androstane-3α,17β-diol comes from outside the brain, while androsterone is both transported and made in the brain.
5 citations
,
June 2018 in “Elsevier eBooks” Testosterone is important for male sexual traits, reproduction, muscle and bone health, blood production, and metabolism, and works both directly and after being changed into other hormones.
11 citations
,
August 2000 in “Journal of Endocrinology” DHEA acts like a male hormone on rat skin glands and doesn't turn into female hormones there.
22 citations
,
June 2002 in “Journal of Medicinal Chemistry” Compounds 15, 20, and 25 are strong inhibitors of human steroid 5α-reductase type 2.
September 2002 in “Research Repository (Kingston University London)” Mimicking the steroid A-ring may help create effective enzyme inhibitors for prostate 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.