26 citations
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December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.
44 citations
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June 2009 in “Biomaterials” Skin cell clumping for hair growth is improved by a protein called fibronectin, which helps cells stick and move better.
Transglutaminases help form strong hair by linking proteins, and can potentially alter hair properties.
74 citations
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July 2008 in “Dermatologic therapy” Early detection and histopathology are crucial to prevent permanent hair loss in cicatricial alopecia.
55 citations
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December 2014 in “Dermatologica sinica/Zhōnghuá pífūkē yīxué zázhì” Keratinocytes control how melanocytes work.
138 citations
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December 1976 in “Journal of Biological Chemistry” The enzyme from human skin can cross-link proteins and needs calcium to work.
March 2009 in “Chinese Journal of Dermatology” Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.
February 2009 in “Journal of The American Academy of Dermatology” Female hair loss can be diagnosed using specific trichoscopy criteria.
11 citations
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January 2019 in “Skin appendage disorders” Hyaluronic acid injections can cause hair loss due to blocked blood vessels.
9 citations
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September 2013 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” Matriptase is highly active in hair follicles and sebaceous glands, especially during hair growth phases.
22 citations
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September 2001 in “Journal of Investigative Dermatology” S100A8 and S100A9 proteins help form hair shafts during growth.
106 citations
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February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
128 citations
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February 1992 in “British Journal of Dermatology” Basal cell carcinomas likely originate from hair follicle cells or stem cells.
5 citations
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April 2014 in “The American Journal of Dermatopathology” Foreign-body granuloma may be a marker for late-stage Lichen Planopilaris and should be considered in diagnosis.
2 citations
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May 2022 in “Clinical, Cosmetic and Investigational Dermatology” Trichoscopy and pathological examination both have unique benefits and cannot completely replace each other in evaluating hair.
March 2024 in “Journal of clinical medicine” Trichoscopy shows hair diameter variability, vellus hairs, and the peripilar sign are key indicators for diagnosing Androgenetic Alopecia.
24 citations
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November 2015 in “Experimental Cell Research” Sebum from sebocytes is important for skin health and linked to conditions like acne and hair loss.
9 citations
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April 1985 in “Canadian Journal of Zoology” Moose have unique interdigital glands with green hairs and larger glands during mating season.
9 citations
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September 2019 in “PLoS ONE” K42 and K124 keratins are only found in horse hoof lamellae.
11 citations
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January 2016 in “Biointerphases” The hair's outermost surface has multiple layers of lipids and proteins.
November 2022 in “Journal of Investigative Dermatology” The medicine Cyclosporin A might cause excessive hair growth by reducing a protein that controls hair growth.
27 citations
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December 2005 in “Journal of Cutaneous Pathology” The malignant pilomatricoma showed strong epithelial keratin expression, suggesting it may not calcify.
January 2022 in “JAAD case reports” Granulomatous alopecia areata is a rare but real form of hair loss.
November 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” DAB labeling effectively identifies collagen type III and PDGFR in horse skin, but may show false positives.
35 citations
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September 1994 in “Journal of Investigative Dermatology” July 2025 in “INTERNATIONAL JOURNAL OF SCIENTIFIC RESEARCH” Trichoscopy is crucial for diagnosing alopecia areata by identifying specific hair features.
5 citations
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October 2012 in “The Journal of Dermatology” Traumatic panniculitis can cause increased hair growth in affected areas.
Histopathological confirmation is crucial for accurately diagnosing challenging alopecia areata cases.
Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.