September 2022 in “F1000Research” Removing hair from mice without reproductive glands led to grey hair, possibly helping to understand greying in aging.
35 citations
,
November 2010 in “Journal of Cutaneous Pathology” Dilated follicular infundibula and increased catagen/telogen follicles are key indicators for diagnosing alopecia areata.
2 citations
,
September 2002 in “Dermatologic Surgery” Each group of hair follicles on the scalp shares one muscle that helps control hair movement.
January 2025 in “Clinical and Translational Medicine” A specific RNA can help hair growth in baldness by boosting stem cell activity.
5 citations
,
February 2019 in “PloS one” Bald thigh syndrome in sighthounds is caused by structural defects in hair shafts due to downregulated genes and proteins.
March 2014 in “CRC Press eBooks” Human head hair can grow very long and is thicker than most body hair.
January 2013 in “Wool textile journal” 11 citations
,
January 2005 in “Brazilian Journal of Medical and Biological Research” Hairless USP mice have enlarged skin cysts as they age.
Hair loss causes significant psychological distress.
15 citations
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December 1972 in “Journal of Investigative Dermatology”
June 2021 in “International journal of research in dermatology” A boy and his father with hereditary hypotrichosis simplex were treated for hair loss, but the treatment result is unknown.
6 citations
,
August 2011 in “Anais Brasileiros de Dermatologia” Vellus hair cysts can cause acne-like bumps that don't respond to treatment.
4 citations
,
January 2020 in “Dermatology Online Journal” Congenital atrichia with papular lesions causes permanent hair loss and skin bumps due to a gene mutation.
Farudodstat may effectively treat alopecia areata by protecting hair follicles without harmful effects.
November 2025 in “Nature Communications” Hair growth may involve a pulling force from the outer root sheath.
50 citations
,
February 2004 in “Genomics” A gene mutation causes lanceolate hair in rats by disrupting hair shaft integrity.
33 citations
,
August 2015 in “F1000Research” New model shows muscle affects hair loss differently in men and women.
January 1989 in “Clinical and Experimental Dermatology” The symposium concluded that hair growth involves complex processes, including the hair follicle life cycle, the role of the dermal papilla, hair strength, pigmentation, and the impact of diseases and treatments like minoxidil on hair and skin.
166 citations
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July 1999 in “American Journal Of Pathology” The hairless (hr) gene is essential for normal hair follicle function and its mutation leads to hair loss.
Hibiscus leaf extract in hair tonic promotes hair growth effectively.
16 citations
,
November 1940 in “Journal of Criminal Law and Criminology (1931-1951)” October 2001 in “Science news” Understanding hair growth and loss is complex, involving genetic and molecular factors.
5 citations
,
December 2015 in “Dermatologic Therapy” Using a certain drug on the skin can help prevent hair loss caused by pulling on the hair.
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.
27 citations
,
June 1989 in “Journal of Medical Genetics” Hairy elbows may be linked to short stature, but the exact cause is unclear.
February 1990 in “PubMed” Higher DHEA-S levels in hirsute females affect hair growth phases.
16 citations
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August 1996 in “The journal of experimental zoology/Journal of experimental zoology” Red deer hair cells offer a new way to study how hormones affect hair growth.
July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.
1 citations
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September 2020 in “Journal of dermatology” Researchers found a new mutation in the LIPH gene of a woman with a rare hair condition.
September 2023 in “British Journal of Dermatology” Some cases of short anagen hair syndrome are linked to specific genetic variations that are also connected to male pattern baldness.