48 citations
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July 1993 in “Archives of Dermatological Research” Merkel cells are abundant in facial vellus hair follicles, especially during the anagen phase.
51 citations
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January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
January 2017 in “Zurich Open Repository and Archive (University of Zurich)” 1 citations
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January 2014 in “Medical Entomology and Zoology”
1 citations
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October 2012 in “The Journal of Dermatology” A Korean girl developed kinky hair without known cause or effective treatment.
December 2025 in “Clinical Case Reports” Netherton syndrome causes skin and hair issues, confirmed by "bamboo hair" under dermoscopy, with no cure but managed with topical treatments.
January 2023 in “Indian dermatology online journal” A child with ectodermal dysplasia-syndactyly syndrome has a new mutation in the NECTIN4 gene.
20 citations
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December 2010 in “Journal of Morphology” Lizard claws have hair-like keratins similar to those in mammals.
2 citations
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January 1993 Trichohyalin is a versatile protein involved in hair and skin structure.
10 citations
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January 2010 in “International journal of trichology” Keratin-associated proteins are part of the developing hair fiber cuticle.
6 citations
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October 2009 in “Veterinary Dermatology” Canine claws have complex structures with different keratin types, similar to hair and nails.
21 citations
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November 1969 in “Journal of Investigative Dermatology” A new staining method clearly shows nerves around eyebrow hair follicles.
33 citations
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March 2006 in “Seminars in cutaneous medicine and surgery” The document explains how to identify different hair problems using a microscope.
28 citations
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July 2000 in “PubMed” Hair structure forms the same way inside and outside the body.
110 citations
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August 2004 in “British Journal of Dermatology” The ventral matrix is the main source of the nail plate.
66 citations
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June 2004 in “Biophysical Journal” Hard α-keratin in hair has a unique, nonordered structure, different from other fibers.
13 citations
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January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.
1 citations
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March 2019 in “Dermatologic Surgery”
March 2025 in “Dental Journal (Majalah Kedokteran Gigi)” The sponge effectively controls bleeding and prevents infection after tooth extraction.
Onychomatricoma is a unique nail tumor, not related to other hair-related tumors.
38 citations
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December 2006 in “Journal of Investigative Dermatology” Keratin patterns in hair follicles help understand hair growth and potential hair and nail disorders.
12 citations
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July 2019 in “Veterinary Dermatology” Nestin-expressing progenitor cells become outer root sheath keratinocytes.
15 citations
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September 2002 in “Journal of Biological Chemistry” Abnormal keratin expression in mice causes severe oral issues, affecting feeding.
January 1998 in “The Nishinihon Journal of Dermatology” A 7-year-old girl was diagnosed with Netherton's Syndrome, shown by skin and hair symptoms.
7 citations
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January 1990 53 citations
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September 1999 in “Journal of Synchrotron Radiation” Keratinous tissues have multiple structural layers, including ordered keratin and lipid granules.
13 citations
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January 2002 in “Biological chemistry” Different conditions affect how hair proteins assemble, and certain mutations can change their structure.
187 citations
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May 1988 in “Differentiation” Trichocytic cytokeratins are found in hair, nails, tongue, and thymus cells, showing complex regulation in tissue development.
January 2019 in “Dermatologic Surgery” Cichlid fish regenerate teeth quickly due to specific cell interactions and gene expressions.