November 2021 in “International journal of research - granthaalayah” The document suggests that human hair has electrical charges because of a gap in nerve cell coverage that affects electromagnetic radiation.
1 citations
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July 2018 in “JAMA dermatology” Poliosis causes white hair patches due to lack of melanin.
32 citations
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February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
29 citations
,
February 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Loss of Fz6 disrupts hair follicle and associated structures' orientation.
June 2001 in “European Journal of Dermatology” A 54-year-old woman experienced progressive hair loss starting in adolescence, leading to sparse scalp hair and almost no eyebrows or eyelashes.
June 1996 in “Journal of Dermatological Science”
22 citations
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July 2012 in “International Journal of Trichology” Miniaturized hairs stay connected to muscle in alopecia areata, allowing possible regrowth, but not in androgenetic alopecia.
2 citations
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August 2023 in “Development” Hair follicles in the back of the rosette fancy mouse have reversed orientations due to a gene mutation.
8 citations
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June 2012 in “PloS one” Mutations in Plcd1 and Plcd3 together cause severe hair loss in mice.
4 citations
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January 2009 in “PubMed” A mutation in the KRT86 gene causes hair fragility in a Turkish family.
2 citations
,
July 1994 in “Journal of Dermatological Science” Grafted human scalp samples on mice can produce human hair, useful for studying hair genetics.
7 citations
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January 2014 in “International Journal of Trichology” Primary idiopathic pseudopelade of Brocq causes gradual, scarring hair loss with no effective treatment.
January 2021 in “Dermatology online journal” One twin girl has Loose anagen syndrome with poorly anchored hair, diagnosed with a simple hair pull test, while her identical twin does not have the condition.
95 citations
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February 2019 in “The New England Journal of Medicine” Mutations in the PADI3 gene are linked to a higher risk of scarring hair loss in women of African descent.
1 citations
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June 2023 in “Journal of applied crystallography” The technique showed that human hair has two main parts, with 68% being rigid and the rest flexible, and water swelling affects its structure.
January 1962 in “Archives of Dermatology” A 5-year-old girl has lipoid proteinosis, causing voice issues, hair thinning, skin lesions, and tongue movement problems.
2 citations
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July 2013 in “PubMed” The pubic hair loss was likely due to anorexia nervosa.
Contraceptives may affect hair growth due to estrogen, with effects varying by individual.
March 2007 in “The FASEB Journal” Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
April 2018 in “Journal of Investigative Dermatology” A new peptide, FOL-005, may help treat excessive hair growth by reducing a hair growth promoter, FGF7.
September 2024 in “Portuguese Journal of Dermatology and Venereology” CCCA and LPP may be related hair loss conditions influenced by genetics and environment, needing early treatment.
January 2026 in “PLoS Biology” ARHGEF3 is essential for proper hair follicle development in mice.
A 32-year-old man with early graying hair shows a unique pattern, suggesting more research is needed on why hair grays early.
14 citations
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November 1979 in “Pediatric Research” 8 citations
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March 1990 in “Indian Journal of Dermatology Venereology and Leprology” Cutting matted hair stopped further hair loss caused by homemade shampoo.
1 citations
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July 2023 in “Cureus” A rare hair disorder with multiple hairs from one follicle was found on a patient's abdomen.
9 citations
,
November 2015 in “JAMA dermatology” A 91-year-old woman's hair turned black in one spot, with skin changes underneath.
7 citations
,
March 2015 in “British Journal of Dermatology” Applying minoxidil can help improve hair growth in people with hair loss caused by LIPH gene mutations.
158 citations
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May 2003 in “Journal of Investigative Dermatology” Hair growth is influenced by dynamic changes in hair follicle cells, which could help treat hair loss.
14 citations
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August 2006 in “Clinical and Experimental Dermatology” A girl with no hair neglect developed plica neuropathica in the hospital, lost all her hair, but it grew back.