217 citations
,
February 2009 in “The FASEB Journal” Gray hair is caused by hydrogen peroxide buildup, which damages hair color repair.
38 citations
,
March 2010 in “Medicine” Most patients with Porphyria Cutanea Tarda had skin blisters and were often affected by hepatitis C and alcohol abuse, with differences between familial and sporadic cases.
49 citations
,
November 2019 in “Egyptian Journal of Medical Human Genetics” Certain gene variants may contribute to high androgen levels in women with polycystic ovary syndrome.
13 citations
,
January 1997 in “Biochemical Pharmacology” Human liver enzyme DHEA ST helps process minoxidil.
November 2022 in “Journal of Investigative Dermatology” Apocynin may protect skin cells from aging and damage caused by UVB light.
68 citations
,
September 1990 in “Biochemical Pharmacology” Minoxidil activates hair growth by being sulfated by P-PST in the human liver.
7 citations
,
September 2024 in “BMC Genomics” Two genes, ERBB4 and ROR1, may cause the unique pigmentation in Lanping black-boned sheep.
45 citations
,
April 2019 in “Scientific Reports” Higher CO2 levels help a cyanobacterium grow better by boosting photosynthesis and carbon uptake.
18 citations
,
March 2020 in “Frontiers in Neuroendocrinology” The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
2 citations
,
August 2019 in “PubMed” A specific enzyme that activates the hair growth medication minoxidil when applied to the skin was identified.
May 2021 in “Open Access Macedonian Journal of Medical Sciences” People with premature hair graying have an imbalance between harmful and protective molecules in their body, hinting that antioxidants might help.
May 2026 in “Journal of the Egyptian Womenʼs Dermatologic Society” Higher oxidative stress markers are linked to hair loss in post-COVID-19 patients.
2 citations
,
February 2000 in “International Journal of Dermatology” Hepatitis C and alcohol abuse may lead to porphyria cutanea tarda.
2 citations
,
November 1995 in “American Journal of Obstetrics and Gynecology” Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
2 citations
,
July 2009 in “Mayo Clinic Proceedings” A 66-year-old woman with skin lesions and other symptoms improved after treatment for porphyria cutanea tarda.
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.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Blocking mTORC1 activity with rapamycin could help increase hair pigmentation and growth, potentially reversing gray hair.
5 citations
,
March 2005 in “Journal of The American Academy of Dermatology” 7 citations
,
August 2017 in “European journal of endocrinology” Mutations in the POC1A gene can cause a unique form of extreme insulin resistance and short stature.
January 2025 in “Skin Pharmacology and Physiology” Oxidative stress contributes to alopecia areata, suggesting antioxidant treatments might help.
3 citations
,
July 2018 in “Biomedicine & pharmacotherapy” Paeoniflorin protects brain cells by involving a specific protein and neurosteroids.
4 citations
,
January 2014 in “RSC Advances” A new, less toxic and more efficient method to create the anti-baldness compound RU58841 was developed in 2014.
12 citations
,
February 2023 in “Applied and Environmental Microbiology” Mutants of CYP154C2 enzyme significantly improved steroid conversion efficiency.
1 citations
,
October 2013 in “Our Dermatology Online” 5α reductase type 2 enzyme mutation and oxidative stress may increase androgenetic alopecia risk in Egyptians.
12 citations
,
June 2022 in “International Journal of Molecular Sciences” Copper boosts cell growth in rabbit hair follicles.
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.
October 2020 in “The American Journal of Gastroenterology” Early diagnosis and treatment of hereditary hemochromatosis can prevent serious complications.
4 citations
,
December 2014 in “European Journal of Chemistry” Iron chloride helps create compounds that could be useful in medicine, like treating hair loss.
8 citations
,
July 2022 in “International Journal of Molecular Sciences” 17β-estradiol lowers polyamine oxidase levels in breast cancer cells through estrogen receptor 2.