January 2022 in “Skin appendage disorders” Trichoscopy effectively visualizes scalp micropigmentation without invasive methods.
January 2013 in “Shanghai Textile Science & Technology” Milk protein treatment reduces pilling in rabbit hair fabric.
3 citations
,
March 2017 in “Pediatric Dermatology” FOXN1 duplication can cause excessive hair growth.
2 citations
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November 2018 in “Veterinary Dermatology” Poodles' hair changes aren't always linked to calcium, and special staining is needed to detect true calcium deposits.
18 citations
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January 2013 in “Dermatology Online Journal” Trichofolliculoma is a rare skin bump on the face or scalp.
37 citations
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June 2000 in “Experimental dermatology” The Lanceolate hair-J mutation in mice mimics human hair disorders like Netherton's syndrome.
December 2023 in “Portuguese journal of dermatology and venereology” Trichoscopy can reliably distinguish between alopecia areata and trichotillomania.
Trichodysplasia spinulosa can occur after a heart transplant due to immunosuppressive drugs.
March 2026 in “Frontiers in Medicine” Diffuse unpatterned alopecia can affect donor areas, but treatment with finasteride and minoxidil can improve hair density.
September 2024 in “Journal of the American Academy of Dermatology” A new type of alopecia areata, called the "confetti variant," causes small bald spots that often heal on their own in a few months.
4 citations
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November 2018 in “Postgraduate Medical Journal” Trichoscopy is a useful, quick, and non-invasive way to diagnose tinea capitis.
2 citations
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October 2001 in “Mycoses” A cat had a rare fungal infection caused by Microsporum gypseum.
17 citations
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November 1967 in “American Journal of Anatomy” Hairless mice have longer hair follicles and abnormal structures during the catagen phase.
38 citations
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September 1997 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.
3 citations
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January 2020 in “Annals of Dermatology” More atypical club hairs may indicate Telogen Effluvium.
2 citations
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July 1994 in “Journal of Dermatological Science” Grafted human scalp samples on mice can produce human hair, useful for studying hair genetics.
17 citations
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February 1987 in “Journal of the American Academy of Dermatology” The hair cuticle acts as a barrier against fungal infection, which occurs only deep within the hair follicle.
1 citations
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July 1935 in “Nature” Animal hair can curl tightly on its own, especially in foxes, due to changes in keratin.
6 citations
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May 2013 in “PloS one” The Foxn1(-/-) nude mouse shows disrupted and expanded skin stem cell areas due to high Lhx2 levels.
February 2009 in “Journal of The American Academy of Dermatology” Yellow dots look different in various hair loss conditions and can help diagnose them.
November 2025 in “Archaeometry” Animal hair from 18th-century Mazamet burial sites shows locals used goat, badger, cow, or horse fur for clothing, indicating modest economic status.
January 2023 in “Skin appendage disorders” Hair restoration surgery can change the appearance of hair when examined with a special magnifying tool.
2 citations
,
January 2006 in “Indian Journal of Veterinary Pathology” Trichophyton mentagrophytes causes skin issues and nutrient deficiencies in young sheep, especially in winter.
July 2024 in “Journal of Investigative Dermatology” Cell movements and forces shape feather growth in chicken skin.
3 citations
,
March 2025 in “Science Advances” A specific DNA duplication in Polish chickens affects feather shape by altering gene expression.
15 citations
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February 1999 in “The anatomical record” Some mutant mice have hair with abnormal cross-linking, mainly in the cuticle, not affecting other hair parts.
24 citations
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May 2000 in “Journal of the American Academy of Dermatology” Pseudopelade can affect both the scalp and beard, causing hair loss.
5 citations
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March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
1 citations
,
March 2022 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Trichoscopy helps tell apart hair loss due to alopecia areata from trichotillomania in eyebrows.
13 citations
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October 2017 in “Anais Brasileiros de Dermatologia” Yellow dots in hair and scalp examinations are important for diagnosing different scalp conditions.