May 2026 in “ACS Catalysis” Efficient enzyme function relies on specific residue interactions and structural coordination.
11 citations
,
January 2017 in “Biochemical and biophysical research communications” 1α,25-dihydroxyvitamin D3 directly affects cartilage growth and development.
78 citations
,
November 2005 in “Endocrinology” Hairless protein can block vitamin D activation in skin cells.
31 citations
,
October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key protein.
4 citations
,
September 2010 in “Medical Hypotheses” Thai plant extracts, especially Avicennia marina, can promote hair growth by inhibiting certain enzymes and boosting growth factors.
242 citations
,
February 2016 in “Science” Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.
8 citations
,
April 2017 in “Journal of Dermatological Science” Hair loss is caused by the breakdown of a protein called COL17A1 in hair follicle stem cells.
7 citations
,
January 2014 in “Case reports in endocrinology” A woman's excessive hair growth was caused by a rare benign tumor in her adrenal gland, which was successfully removed.
November 2012 in “Endocrine Practice” Enzymes called 5α-reductases have many body functions and need more research to safely use inhibitors.
18 citations
,
October 2009 in “Endocrinology” Different Hairless isoforms affect Vitamin D receptor activity in hair regulation, with one repressing and the other stimulating it.
42 citations
,
April 2013 in “Steroids” Non-classic congenital adrenal hyperplasia is a common disorder causing symptoms like acne and infertility, and it's managed based on symptoms, not just test results. Treatment can improve fertility and reduce miscarriage risk.
February 2026 in “Frontiers in Endocrinology” Testosterone therapy improved symptoms in a woman with congenital adrenal hyperplasia.
7 citations
,
October 2019 in “Case reports in endocrinology” A young woman's symptoms suggested PCOS, but tests and surgery confirmed and treated a rare ovarian tumor, resolving her condition.
14 citations
,
July 2017 in “Fitoterapia” Oleanolic acid promotes hair growth by increasing cell proliferation through the Wnt/β-catenin pathway.
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.
77 citations
,
February 2001 in “Journal of Dermatological Science” HGF activator helps convert HGF to its active form, promoting hair growth.
6 citations
,
August 1996 in “The Journal of Clinical Endocrinology and Metabolism” MK-386 and finasteride together effectively reduce DHT levels, potentially treating acne and male pattern baldness.
2 citations
,
January 2017 in “Case reports in endocrinology” Ashwagandha root improved symptoms of nonclassic 11-hydroxylase deficiency in an elderly woman.
March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Removing a specific gene in certain skin cells causes hair loss on the body by disrupting normal hair development.
2 citations
,
November 2017 in “Biotechnology Letters” Researchers found four natural compounds that can change DHT levels in prostate cancer cells.
3 citations
,
October 2021 in “Clinica Chimica Acta” Hormone levels in hair vary across the head, with the highest concentration of a key hormone linked to hair loss at the top.
April 2026 in “Tissue Engineering and Regenerative Medicine” The GPRC6A-Duox1 axis helps control hair growth and loss by affecting hydrogen peroxide production.
91 citations
,
November 2008 in “Journal of biological chemistry/The Journal of biological chemistry” DGAT1 enzyme is crucial for healthy skin and hair by regulating retinoid levels.
October 2013 in “Handbook of Metabolic Pathways of Xenobiotics” Finasteride is mostly broken down in the body and excreted in urine and feces.
3 citations
,
April 2015 in “Current problems in dermatology” A more sensitive assay was developed to detect enzyme activity converting arginine to citrulline in hair follicles.
5 citations
,
January 2001 in “Advances in protein chemistry” 5α-reductase inhibitors help treat disorders caused by DHT and have potential for future therapies.
3 citations
,
October 1993 in “Endocrinology”
21 citations
,
January 2020 in “General and Comparative Endocrinology” Lack or blocking of SRD5a, a key component in hormone creation, can lead to conditions like pseudohermaphrodism and affect hair growth, bone mass, muscle strength, and reproductive health. More research is needed on its regulation from fertilization to adulthood.
5 citations
,
January 2018 in “Interdisciplinary sciences: computational life sciences” Accurate protein modeling can help develop new treatments for prostate cancer and other diseases.