May 2025 in “Journal of Developmental Biology” Jawless vertebrates have teeth proteins similar to those in mammalian hair and nails.
26 citations
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August 2013 in “Australasian Journal of Dermatology” Certain scalp patterns can indicate the severity and activity of hair loss in Turkish alopecia patients.
21 citations
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February 1988 in “Toxicology” High doses of TCB cause severe health issues in marmoset monkeys.
June 2011 in “European Journal of Pediatric Dermatology” An 11-year-old girl with hair thinning was diagnosed with monilethrix and early androgenetic alopecia.
23 citations
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January 2005 in “Nihon Ishinkin Gakkai zasshi” Nested PCR can reliably identify fungal infections when traditional methods fail.
December 2025 in “Journal of Paediatrics and Child Health” Tick-bite alopecia can be identified by a bite-centered mark and treated with topical steroids, while SENLAT needs doxycycline.
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June 2000 in “Experimental dermatology” The Lanceolate hair-J mutation in mice mimics human hair disorders like Netherton's syndrome.
1 citations
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March 2017 in “Semina Ciências Agrárias” Hunting wild boar can cause fungal infections in dogs.
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March 1989 in “Experimental Cell Research” Hoxc13 is important for hair and tongue development by controlling hair keratin genes.
70 citations
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February 2016 in “EMBO reports” Scientists found a specific group of itch-sensing nerve cells in mice important for feeling itch but not for sensing heat or touch.
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April 1979 in “American Journal of Veterinary Research” Canine circumanal glands develop from hair follicle sheath cells, not sebaceous glands, and lack exocrine ducts.
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January 1981 in “PubMed” Hair medullary cells in mammals vary in complexity, with humans having more structured cells similar to inner root sheath cells.
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May 2011 in “Experimental Dermatology” Sheep have 17 keratin genes, similar to humans, but with different expression patterns affecting wool and hair.
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January 2013 About 20% of red foxes and jackals in western Iran have at least one type of ectoparasite, with fleas being the most common.
6 citations
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January 2018 in “Acta dermatovenerologica Alpina, Pannonica et Adriatica (Tiskana izd.)” An 8-year-old girl with Rapunzel syndrome had a hairball removed from her stomach and intestines and recovered well after surgery.
December 2025 in “Nature Communications” Club-like receptors detect light touch but not whisking.
May 2026 in “Journal of International Medical Research” Atrichia with papular lesions causes irreversible hair loss from infancy and is often misdiagnosed.
25 citations
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August 2017 in “Frontiers in Zoology” Marine mammals lost many α-keratin genes, aiding their adaptation to aquatic life by becoming hairless.
June 2021 in “International journal of research in dermatology” Shaving and avoiding brushing improved the patient's beard hair condition.
April 2022 in “Microbiology and Immunology” A specific DNA pattern in Malassezia restricta may be linked to hair loss in men.
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” The gene Prss53 affects hair shape and bone development in rabbits.
22 citations
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November 1979 in “Archives of dermatology” A woman with Fox-Fordyce disease had symptom relief using tretinoin cream.
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August 1988 in “PubMed”
January 2022 in “Klinicheskaya dermatologiya i venerologiya” Trichoscopy can diagnose hair loss by looking for common signs like uneven hair thickness, "yellow dots," and more thin hairs, which are found in both men and women.
March 2023 in “JAAD case reports” A new genetic change in the keratin 10 gene caused a skin condition called ichthyosis hystrix in a father and his daughter.
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January 1987 in “PubMed” Woolly hair syndrome is a genetic condition causing frizzy, fragile hair.
A 16-year-old girl with gum overgrowth and excessive hair growth had successful gum surgery and healed well.