65 citations
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March 2004 in “Journal of Clinical Investigation” Inhibiting ornithine decarboxylase may help prevent certain skin cancers.
33 citations
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January 1997 in “Journal of Investigative Dermatology” 26 citations
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January 1992 in “Carcinogenesis” TPA strongly increases ODC activity in certain skin cells, potentially aiding tumor growth.
3 citations
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December 2010 in “Annals of tropical paediatrics” A boy's hair loss and bone issues improved with specific vitamin D treatment and calcium.
37 citations
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June 1996 in “Journal of cellular physiology” Retinoic acid, glucocorticoids, and IGF1 increase IGFBP-3 production in human dermal papilla cells, affecting hair growth.
28 citations
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January 2009 in “Cellular & Molecular Biology Letters” DHT deficiency increases iNOS expression in rat testis and epididymis.
April 2019 in “Journal of Investigative Dermatology” Testosterone affects androgen receptors and lipid storage in cells, while DHEA does not convert to testosterone or affect these receptors in the same way.
November 2022 in “Journal of the Endocrine Society” Estrogen deficiency can reduce the enzyme activity needed to activate vitamin D.
October 2004 in “Radiotherapy and oncology” Active vitamin D3 might protect hair follicles from radiation damage.
18 citations
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April 2010 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” The vitamin D receptor helps regulate skin and hair health independently of its usual vitamin D ligand.
27 citations
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September 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Small amounts of Vitamin D3 can boost hair growth, but too much can stop it.
5 citations
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January 1964 in “Naunyn-Schmiedeberg s Archives of Pharmacology” Iodine is absorbed by hair just below the skin surface.
1 citations
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April 2001 in “Biological Rhythm Research” Deuterium oxide extends the hair cycle duration in mice without changing hair structure.
31 citations
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October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key protein.
January 2004 in “Pharmaceutical biotechnology” Finasteride effectively inhibits the enzyme steroid 5 alpha-reductase II.
27 citations
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December 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Dexamethasone may cause hair loss by stopping cell growth.
64 citations
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June 1995 in “Steroids” Inhibitors of the enzyme 5 alpha-reductase could potentially treat disorders like prostate cancer and baldness.
13 citations
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November 2013 in “Journal of Endocrinology/Journal of endocrinology” Vitamin D receptor helps control hair growth genes in skin cells.
December 1963 in “Bulletin of Experimental Biology and Medicine” Radioiodine-131 significantly accumulates in skin and hair.
277 citations
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July 2002 in “Molecular Endocrinology” Removing part of the vitamin D receptor stops vitamin D from working properly.
May 2021 in “Journal of the Endocrine Society” A woman's hair loss and other symptoms were due to a rare hormone deficiency treatable with steroids.
April 2010 in “Cancer Research” Basal cell carcinomas may use IDO to protect themselves from the immune system.
1 citations
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January 2008
September 2018 in “Journal of Experimental & Biomedical Sciences” DK peptides can reduce hair loss by inhibiting the 5α-reductase enzyme and have antioxidant effects.
14 citations
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July 2016 in “Journal of Endocrinology” The equine epididymis mainly uses type 1 5α-reductase, and both finasteride and dutasteride can inhibit its activity.
60 citations
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December 1988 in “Journal of Biochemical Toxicology” TCDD reduces EGF receptors in the liver, affecting growth and development.
4 citations
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October 1988 in “Clinics in Dermatology” Dihydrotestosterone (DHT) is crucial for conditions like male-pattern baldness and acne, and measuring a byproduct, androstanediol glucuronide, is a better way to assess DHT's effects than DHT blood levels.
179 citations
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May 1982 in “The Journal of clinical investigation/The journal of clinical investigation” High levels of 3 alpha-diol glucuronide in the blood are a marker of increased androgen action in women with excessive hair growth of unknown cause.
2 citations
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October 2010 in “BMB Reports” L-threonate may help prevent balding by blocking a key hair loss factor.