6 citations
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February 2013 in “Veterinary Dermatology” A young cat had a rare hair condition with twisted hair shafts but stayed healthy.
research Hair
January 2026 in “AAPS introductions in the pharmaceutical sciences” May 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A mutation in the KRT74 gene causes woolly hair by affecting hair texture.
8 citations
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February 2005 in “British Journal of Haematology” Chemotherapy caused the patient's hair to have alternating thick and thin segments.
July 2022 in “Zenodo (CERN European Organization for Nuclear Research)”
1 citations
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January 2014 in “Indian Journal of Dermatology, Venereology and Leprology” The 'Swiss cheese' pattern in scalp biopsies can indicate trichotillomania, not just alopecia areata.
95 citations
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October 2007 in “International Journal of Dermatology” A new method accurately classifies hair types, showing global hair diversity.
3 citations
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May 2006 in “Dermatologic Surgery” Most men's multi-hair follicles naturally stand perpendicular to a line from the top of their head, which is important for natural-looking hair transplants.
8 citations
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October 2024 in “Developmental Cell”
April 2012 in “Informa Healthcare eBooks” Lichen planopilaris is a rare, chronic condition causing hair loss, mainly in middle-aged women, and early treatment is important to prevent permanent baldness.
26 citations
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October 1999 in “Archives of Dermatology” Curly hair in certain scalp areas can be an early sign of hair loss.
The mutation helps mice handle heat better without affecting hair growth.
The "sinuskissen" in cat hair follicles is mostly connective tissue, affecting fluid flow.
September 2023 in “Journal of the American Academy of Dermatology” Curly/coily hair products are more expensive than straight hair products.
2 citations
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January 2023 in “Frontiers in Genetics” Overexpressing ovine β-catenin in mice skin increases hair follicle density and growth.
27 citations
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December 1999 in “American Journal of Dermatopathology” Necrobiosis lipoidica may need new criteria for accurate diagnosis due to similarities with another condition.
Hairlessness in mammals is caused by combined changes in genes and regulatory regions.
35 citations
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November 2010 in “Journal of Cutaneous Pathology” Dilated follicular infundibula and increased catagen/telogen follicles are key indicators for diagnosing alopecia areata.
1 citations
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February 2025 in “Journal of Dairy Science” The SLICK1 allele in Holstein heifers affects hair and immune traits without altering prolactin signaling.
September 2021 in “Zenodo (CERN European Organization for Nuclear Research)”
December 2020 in “Skin appendage disorders” A young man with an unusual type of scarring hair loss suggests a possible new variant of a known scalp condition.
3 citations
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December 2024 in “Journal of Animal Physiology and Animal Nutrition” FGF20 is essential for hair follicle stem cell growth and development in fine-wool sheep.
November 2025 in “Nature Communications” Hair growth may involve a pulling force from the outer root sheath.
7 citations
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December 2015 in “PloS one” Cryopreserved mouse whisker follicles can grow hair when transplanted into nude mice.
"Coco de mono" seeds cause temporary hair loss due to selenocystathionine.
1 citations
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October 1978 in “The Journal of Pediatrics”
May 2014 in “JAMA Dermatology” Mother and son diagnosed with a rare genetic hair loss condition with no effective treatment.
158 citations
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December 2002 in “Development” Msx2-deficient mice experience irregular hair growth and loss due to disrupted hair cycle phases.
1 citations
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January 2026 in “Physical review. D/Physical review. D.” Black holes with primary Proca hair can have unique shadows with inner rings, affecting how we observe them.
20 citations
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December 2010 in “Journal of Morphology” Lizard claws have hair-like keratins similar to those in mammals.