2 citations
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August 1987 in “Analytical Biochemistry” A new method isolated previously undetected hair proteins rich in glycine and tyrosine.
February 2006 in “Cambridge University Press eBooks” A 45-year-old woman experienced excessive hair shedding beyond the normal range.
23 citations
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December 1977 in “Virchows Archiv B Cell Pathology” September 2014 in “Journal of the American Academy of Dermatology” The girl likely has Loose anagen hair syndrome, which may improve on its own or with minoxidil.
15 citations
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August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
22 citations
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February 2002 in “Clinics in Geriatric Medicine” Many elderly women experience unwanted facial hair and various hair loss conditions, with treatments available for each condition.
86 citations
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June 1998 in “Journal of Investigative Dermatology” The hairless gene mutation causes baldness by disrupting hair follicle structure.
36 citations
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December 2016 in “Journal of The American Academy of Dermatology” The normal range for the hair pull test is 2 hairs or fewer, and washing or brushing hair before the test does not affect the results.
6 citations
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July 2016 in “Cell cycle/Cell cycle (Georgetown, Tex. Online)” Younger mice's hair-follicle stem cells are better at turning into heart cells than older mice's.
4 citations
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April 2019 in “Cosmetics” Hair stiffness is higher when it has more para-like cortical cells.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
1 citations
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July 2018 in “Elsevier eBooks” Avoid chemical and physical damage to protect hair.
7 citations
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November 2018 in “Journal of the American Academy of Dermatology” White hairs often regrow in alopecia areata patches.
1 citations
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May 1983 in “Acta dermato-venereologica” The hairpiece matted due to weathered hair after shampooing.
1 citations
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September 2024 in “Veterinary Dermatology” Trichography is important for diagnosing hair fragility in Pomeranian dogs with hair cycle issues.
41 citations
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January 2001 in “Journal of Investigative Dermatology” July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.
34 citations
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October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
33 citations
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February 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” IGF-1 increases whisker growth in transgenic mice.
1 citations
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October 2001 in “Journal of Wood Science” Some extracts from woods and fungi can promote hair growth better than a known hair growth substance.
May 2025 in “Experimental Dermatology” A new genetic tool improves the study of hair growth and potential hair disorder treatments.
December 2019 in “C&EN Global Enterprise” Thicker hair isn't always stronger.
1 citations
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March 1991 in “PubMed” Naevoid bundle hair is an unusual hair growth pattern where multiple hairs fuse together.
15 citations
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February 1999 in “The anatomical record” Some mutant mice have hair with abnormal cross-linking, mainly in the cuticle, not affecting other hair parts.
12 citations
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February 2006 in “Lipids” Hair texture changes with age due to varying levels of lipids.
15 citations
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January 2011 in “International journal of trichology” Using a hot iron on wet hair can cause dry, brittle hair with air bubbles inside.
December 2014 in “Bali Medical Journal” Females have higher estrogen receptor levels in hair than males, and these levels decrease in white hair compared to black hair.
50 citations
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February 2013 in “BMC evolutionary biology” Cetaceans lost hair due to changes in the Hr and FGF5 genes.
2 citations
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March 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Hairless mammals have genetic changes in both their protein-coding and regulatory sequences related to hair.