The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
12 citations
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January 1978 Friesian heifers take about 18 months to adapt to Kenya's climate, with hair changes not strongly linked to weight gain.
4 citations
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July 2022 in “Scientific reports” Crossbreeding improves goat fiber quality, and specific genes affect hair traits and color.
November 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Disrupted cholesterol production impairs hair follicle stem cells, leading to hair loss.
January 2019 in “Journal of Entomology and Zoology Studies” Ruminant goats have larger and more defined hair follicles than younger goats.
July 2018 in “Elsevier eBooks” Some drugs can cause reversible hair loss, but certain chemotherapy drugs may lead to permanent hair loss; drugs can also change hair color and texture.
26 citations
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May 2015 in “Lasers in Surgery and Medicine” Laser treatment helped regrow hair in mice by activating a key growth pathway.
12 citations
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January 2007 in “Current problems in dermatology” Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.
191 citations
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November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
152 citations
,
January 2004 in “Current anthropology” Humans lost body hair relatively recently in evolution.
17 citations
,
December 2019 in “Stem Cell Research & Therapy” Grouping certain skin cells together activates a growth pathway that helps create new hair follicles.
5 citations
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November 2020 in “Frontiers in Cell and Developmental Biology” The "Two-Cell Assemblage" assay is a new, simple method to identify substances that may promote hair growth.
4 citations
,
January 1997 in “EXPERIMENTAL ANIMALS” Histamine and its enzyme may help start hair regrowth.
2 citations
,
March 2021 in “Molecular Immunology” Dermal macrophages might help regrow hair.
1 citations
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February 2018 in “Madridge journal of dermatology & research” The plant extract remedy Satura® Rosta promotes hair growth and regrowth without negative effects.
May 2026 in “Frontiers in Cell and Developmental Biology” Hair follicle organoids can help study hair biology and disorders but need improvements for wider use.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” The mesenchyme can start hair growth, but the exact signal that causes this is still unknown.
August 2021 in “Journal of Fundamental and Applied Pharmaceutical Science” Black tea extract at 5% concentration promotes the most hair growth.
July 2007 in “Clinical Risk” A woman got severe scalp burns from a salon's improper hair bleaching treatment.
11 citations
,
September 1997 in “Archives of Dermatology” Reduced androgens linked to kinky hair disorder and hair loss; 5a-reductase inhibitors may help.
2 citations
,
March 2014 in “Veterinary World” Indian bison, black buck, and nilgai have distinct hair follicle patterns useful for species identification.
November 2025 in “Frontiers in Animal Science” A new model accurately predicts water intake in hair sheep using dry matter intake.
December 2019 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Donkey and horse hair have different microscopic structures, which can help tell them apart.
3 citations
,
January 2009 in “Sen'i Gakkaishi” Using both TGA and DTDG in hair straightening reduces hair damage compared to using TGA alone.
2 citations
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September 2022 in “Frontiers in genetics” Different proteins are linked to the varying thickness of sheep and goat hair types.
September 2023 in “Small animal advances” The kitten's skin infection was cured with medication in three weeks.
May 2026 in “International Journal of Drug Delivery Technology” Herbs like hibiscus, onion, and aloe vera may help hair growth and are good alternatives to conventional treatments.
1 citations
,
January 2009 in “Elsevier eBooks” Combining proper shaving, topical treatments, and laser therapy effectively reduces Pseudofolliculitis Barbae.
40 citations
,
June 2013 in “Scientific Reports” A gene variant in KRT71 causes the curly fur in Selkirk Rex cats.
April 2024 in “Clinical dermatology review (Print)” Most women aged 20-40 in the study lost hair diffusely and in volume over 6 weeks to 6 months, mainly due to telogen effluvium, often without a clear cause.