98 citations
,
June 2001 in “Journal of biological chemistry/The Journal of biological chemistry” A cluster of sulfur-rich hair protein genes was found on chromosome 17.
28 citations
,
July 2000 in “PubMed” Hair structure forms the same way inside and outside the body.
9 citations
,
April 1999 in “Mammalian Genome” Acidic keratin genes are on CFA9 and basic keratin genes are on CFA27 in dogs.
6 citations
,
September 2010 in “Pigment Cell & Melanoma Research” We know less about human hair pigmentation than mouse coat color, but pH and cysteine levels are key factors.
2 citations
,
January 2014 in “Photochemical & photobiological sciences” Grasp protein helps maintain skin health after UVB exposure.
16 citations
,
October 2009 in “Xenobiotica” The tested hair dye ingredients do not form harmful oxidized metabolites in the liver.
85 citations
,
January 1990
23 citations
,
August 2018 in “Biochimica and biophysica acta. Molecular and cell biology of lipids” Different sPLA2 enzymes affect immunity, skin and hair health, reproduction, and may be potential targets for therapy.
198 citations
,
October 1986 in “Differentiation” 15 citations
,
January 2018 in “Advances in experimental medicine and biology” Keratin proteins are crucial for hair growth and structure.
23 citations
,
May 2010 in “Surface and interface analysis” Chemical treatments and UV radiation severely damage the lipid layer on hair.
49 citations
,
May 1974 in “Biochimica et Biophysica Acta (BBA) - Protein Structure” Transamidases are present in the epidermis but their exact role is unclear.
185 citations
,
June 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
24 citations
,
September 2005 in “Journal of Cellular Biochemistry” Retinoids increase steroid sulfatase activity in leukemia cells through RARα/RXR and involves certain pathways like phosphoinositide 3-kinase and ERK-MAP kinase.
6 citations
,
September 2024 in “Cell Communication and Signaling” Cell junctions are crucial for healthy skin by supporting sebaceous gland function and sebum production.
January 2001 in “Biomedical Research” THH and PAD type III appear together early in hair growth, but deiminated THH appears later, suggesting another factor is involved.
April 2005 in “Journal of Investigative Dermatology” Vitamin D helps protect skin, PSORS1 gene's risk interval for psoriasis is expanded, hair follicles can be generated from mouse cells, and interferon-γ may cause pigmented skin lesions.
52 citations
,
March 1987 in “Journal of the American Academy of Dermatology” High DHEA-S levels may cause hair loss in young men.
September 1989 in “PubMed” The method allows detailed observation of hair tissue structures.
11 citations
,
May 2013 in “Journal of Investigative Dermatology” KRTAP10 proteins help form the hair shaft's tough outer layer by interacting with specific hair keratins.
3 citations
,
August 2010 in “Letters in Drug Design & Discovery”
57 citations
,
February 1983 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Dihydrotestosterone increases the activity of an enzyme in pubic skin cells that converts testosterone to dihydrotestosterone.
305 citations
,
February 2007 in “Hormone and metabolic research” Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.
January 2004 in “Trace Elements Science” Diabetics have lower chromium, manganese, and copper, but higher iron in their hair.
November 2025 in “Advanced Healthcare Materials” Charge-conversion chemistry improves hair-rebonding by enhancing penetration and strength.
September 1980 in “PubMed” Using selenium disulfide on guinea pigs increased hair loss.
63 citations
,
May 2015 in “PloS one” GALT5 and GALT2 are important for plant growth and development because they help with protein glycosylation.
82 citations
,
November 1959 in “Annals of the New York Academy of Sciences” 26 citations
,
August 2014 in “Veterinary Dermatology” Sphynx cats have abnormal hair follicles and keratinization affecting their skin.
December 2003 in “The journal of investigative dermatology/Journal of investigative dermatology” Glycerol may improve wound healing and prevent keloids, a device can measure itch intensity, male pattern baldness is highly heritable, and fumaric acid esters may work for psoriasis by causing cell death in T cells.