19 citations
,
March 2012 in “Journal of experimental botany” Arabidopsis collet hairs are good for studying nuclear movement and DNA content increase during growth.
34 citations
,
October 2015 in “British journal of dermatology/British journal of dermatology, Supplement” Scientists don't fully understand eyelash hair follicle biology, including growth and color, and suggest more research is needed.
March 2022 in “Veterinary dermatology” A one-year-old cat had multiple benign skin tumors similar to those known in humans.
Mutations in the hairless protein gene cause hair loss.
1 citations
,
January 1997 in “Skin Pharmacology and Physiology” Premature infants have less elastic hair than full-term infants.
2 citations
,
October 1931 in “Archives of Dermatology and Syphilology” A rare scalp infection in a child developed into a kerion with additional skin symptoms.
2 citations
,
June 2021 in “Research Square (Research Square)” A new gene mutation causes long hair in some Maine Coon cats.
February 2023 in “Cosmoderma” November 2025 in “Skin Health and Disease” Autosomal recessive woolly hair is rare and involves tightly coiled hair without other health issues.
33 citations
,
January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
30 citations
,
May 2010 in “British Journal of Dermatology” Intermediate hair follicles are a better model for studying hair growth and testing hair loss treatments.
March 1997 in “The Lancet” Hirsutism is abnormal male-pattern hair growth in females due to excess androgens.
2 citations
,
January 2017 in “Skin appendage disorders” Women with and without hair loss have similar amounts of exogen hairs, so these hairs are not a key factor in hair loss conditions.
1 citations
,
February 2025 in “Scientific Reports” The method effectively analyzes skin tissue changes, especially in the arrector pili muscle and nerve fibers with hair follicles.
210 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
5 citations
,
October 2012 in “CMAJ. Canadian Medical Association journal” The girl had harmless hair casts, not lice.
9 citations
,
April 1985 in “Archives of Dermatology” Recognizing the "bamboo hair defect" is crucial for diagnosing Netherton's syndrome.
July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.
January 2014 in “Redalyc (Universidad Autónoma del Estado de México)” A Persian cat had a rare skin condition that didn't improve with treatment.
19 citations
,
March 2015 Human hair has electromagnetic properties.
4 citations
,
October 2018 in “Cell Stem Cell” Hox genes control hair growth patterns in mammals by regulating stem cell activity in the skin.
Thicker hair resists fungal damage better, and hair color doesn't affect susceptibility.
12 citations
,
January 1994 in “PubMed” Elastic fiber arrangement in mammal skin varies by hair density and body region.
24 citations
,
April 2012 in “Developmental Biology” Dermal papillae cells, important for hair growth, come from multiple cell lines and can be formed by skin cells, regardless of their origin or hair cycle phase. These cells rarely divide, but their ability to shape tissue may contribute to their efficiency in inducing hair growth.
43 citations
,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
January 2023 in “Skin appendage disorders” Two Hispanic women developed Plica neuropathica, a condition causing tangled hair, possibly due to hair damage and various risk factors.
14 citations
,
April 2022 in “Functional & Integrative Genomics” Key molecular interactions were identified that help understand hair follicle development in cashmere goats.
254 citations
,
January 2007 in “Chemical Society Reviews” Hair is a complex protein fiber with unique properties useful for developing hair products.
Hair movement can indicate hair quality and health.