3 citations
,
June 2017 in “International Journal of Radiation Biology” Gamma rays did not change hair follicle density but increased white and hypopigmented hairs in mice.
September 2022 in “F1000Research” Removing hair from mice without reproductive glands led to grey hair, possibly helping to understand greying in aging.
6 citations
,
February 2016 in “International Journal of Dermatology” The true cause of hair suddenly turning white is still unknown.
2 citations
,
July 2020 in “Giornale italiano di dermatologia e venereologia” A woman with frontal fibrosing alopecia experienced unusual hair growth after using a specific topical lotion.
27 citations
,
January 2000 in “Developmental Dynamics” Mutations in the Whn gene affect hair keratin gene expression differently.
January 2007 in “Durham e-Theses (Durham University)” Hair growth and shedding involve specific cell changes and gene roles.
August 2022 in “Nutrients” Nutritional supplements may help improve hair growth in female pattern hair loss.
7 citations
,
December 2010 in “대한의생명과학회지” Hair growth after depilation increases skin thickness, mast cell counts, and cell activity.
264 citations
,
October 1958 in “Archives of Dermatology” A 4-year-old girl has a rare hair condition causing fragile, short hair.
15 citations
,
January 1989 in “European Journal of Cancer and Clinical Oncology”
April 2022 in “Our Dermatology Online” A woman had unusual hair growth on one side of her chin without a known cause.
September 1984 in “Journal of Biological Education” Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
A 32-year-old man with early graying hair shows a unique pattern, suggesting more research is needed on why hair grays early.
January 1992 in “Proceedings of the New Zealand Society of Animal Production” Ferret hair growth starts between 0 and 4 days after melatonin treatment, with cell growth peaking in the hair germ and declining as the hair matures.
7 citations
,
September 2019 in “Journal of Investigative Dermatology” 85 citations
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January 2002 in “Dermatologic Clinics” Lasers and intense pulsed light can safely and effectively remove hair by targeting hair follicles.
September 2021 in “Mağallaẗ al-Muẖtar li-l-ʿulūm” Two sisters have rare hair disorders causing short, fragile, kinky hair.
December 2011 in “URMIA MEDICAL JOURNAL” Glycoconjugate sugars are important for hair follicle development.
January 2006 in “Yearbook of Dermatology and Dermatologic Surgery” Hair graying is caused by the loss of pigment cells due to poor maintenance of stem cells in the hair follicle.
75 citations
,
April 2000 in “Developmental Dynamics” Whn is essential for hair growth, and its malfunction causes hair loss.
February 2022 in “CRC Press eBooks” Hair disorders include hair loss, excessive hair growth, and ingrown hairs, with various treatments available depending on the cause.
January 1957 in “Nihon Chikusan Gakkaiho” Rabbit hair color is influenced by the shape and distribution of pigment granules.
36 citations
,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
26 citations
,
May 2001 in “British Journal of Dermatology” Pilomatrixomas likely originate from the hair matrix due to changes in hair keratin expression.
April 2026 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy”
36 citations
,
September 2015 in “Forensic Science International: Genetics” Certain DNA variants can predict straight hair in Europeans but are not highly specific.
July 2002 in “Journal of Cosmetic Dermatology” Laser and Eflornithine are more effective for hair removal than traditional methods.
8 citations
,
January 2018 in “European journal of dermatology/EJD. European journal of dermatology” The girl's regrown brown hair had less of certain pigments than her original black hair.
22 citations
,
April 1972 in “Journal of Steroid Biochemistry” Beard hair follicles convert testosterone to 5α-dihydrotestosterone most intensively.