November 2018 in “Skin appendage disorders” The document concludes that a woman has both Frontal Fibrosing Alopecia and Lichen Simplex Chronicus, a previously unreported combination of conditions.
April 2024 in “Indian dermatology online journal” A rare hair follicle disorder can cause itchy, bluish-black bumps on the body.
79 citations
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November 2010 in “Journal of Neuroscience” Hair clipping can trigger axon growth and changes in the skin.
9 citations
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July 2008 in “Archives of Dermatological Research” 53 citations
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July 2002 in “Journal of Investigative Dermatology” The Dfl mutation in mice causes poor sebaceous gland function and complete hair loss.
5 citations
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January 2016 in “Stem Cells International” Certain skin cells near the base of hair muscles may help renew and stabilize skin, possibly affecting skin disorder understanding.
10 citations
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December 2015 in “Experimental dermatology” EGFR helps mouse hair follicles stop growing by reducing certain growth regulators.
6 citations
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July 2015 in “Journal of Investigative Dermatology” Chicken feather gene mutation helps understand human hair disorders.
January 2018 in “Springer eBooks” Trichotillomania is a condition where people repeatedly pull out their hair, which can be triggered by stress and has various physical signs.
46 citations
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September 2007 in “Journal of Investigative Dermatology” 17 citations
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May 2018 in “BMC genomics” Researchers found genes and microRNAs that control curly fleece in Chinese Tan sheep.
18 citations
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August 2018 in “The FASEB journal” Rabbits lacking the Hoxc13 gene show similar hair and skin issues to humans with ECTD-9, making them good for research on this condition.
February 2023 in “Journal of the European Academy of Dermatology and Venereology” 4 citations
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January 2006 in “International Journal of Cosmetic Science” The method shows how hair lipids form specific patterns and their roles in hair structure.
Retinoids can help reduce keratin buildup in skin conditions.
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.
Linalool in personal care products may worsen frontal fibrosing alopecia by damaging hair follicle stem cells and triggering harmful immune responses.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
35 citations
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September 2003 in “Archives of dermatology” Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
9 citations
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January 1989 in “Journal of Small Animal Practice” Abyssinian cats can have a hair abnormality that makes their coat look rough and dull.
December 2025 in “Nature Communications” Club-like receptors detect light touch but not whisking.
April 1987 in “Pediatric Research” 1 citations
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June 2006 in “Journal of Cosmetic Dermatology” Photoepilation may disrupt normal wound healing and increase the risk of scars.
21 citations
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April 2004 in “Australasian Journal of Dermatology” A 3-year-old girl has a rare condition causing sparse hair and nail issues, with minimal improvement from treatment.
24 citations
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January 2018 in “Development” Frizzled 3 and Frizzled 6 together control the orientation of mouse hair follicles.
13 citations
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December 1983 in “Canadian journal of zoology” Heterotypic cell contacts likely help hair matrix cells differentiate during mouse hair follicle development.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Deleting the Hoxc13 gene in frogs shows its crucial role in developing skin structures similar to hair.
2 citations
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December 1954 in “Experimental Biology and Medicine” Fluid loss through rat skin is minimal when inactive but increases with skin activity and hair growth.
9 citations
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January 2013 in “Acta dermato-venereologica” The conclusion is that "trichoknesis" should be recognized as a separate condition from trichodynia, characterized by itching instead of pain.
September 2025 in “PubMed” Auricular electrostimulation reduces itching in mice.