February 2022 in “International journal of research in dermatology” The document concludes that proper diagnosis and treatment of hair shaft disorders require understanding their unique causes and avoiding hair-damaging practices.
January 2000 in “Zhongguo yixue wulixue zazhi” Different human hair keratin types have unique structures that affect how they dissolve and can be used to create self-tendons.
August 2009 in “Mechanisms of Development” Adult hair follicle cells can create new hair follicles from corneal cells with the right support.
Antiseptic nanoparticle-emulsions may improve skin disinfection by targeting hair follicles.
1 citations
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February 2005 in “The Journal of Laryngology & Otology” A fungal infection in the neck caused severe breathing issues, treated successfully with antibiotics and antifungal medication.
30 citations
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November 1992 in “The Journal of Dermatology” Keratohyalin and trichohyalin proteins help form and organize skin and hair structures.
16 citations
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August 2019 in “Cell Proliferation” Keratinocytes help keep hair follicle cells and skin cells separate in 3D cultures, which is important for hair growth research.
10 citations
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January 2013 in “International Journal of Trichology” Systemic steroids effectively treated severe nail issues in a card illusionist with alopecia areata.
December 2019 in “Ukrainian Journal of Veterinary and Agricultural Sciences” Donkey and horse hair have different microscopic structures, which can help tell them apart.
February 1988 in “Journal of the American Academy of Dermatology” June 2014 in “Professional Beauty” 38 citations
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February 1989 in “Journal of Investigative Dermatology” 15 citations
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January 1988 Hair follicles have unique proteins that vary by species and are influenced by nutrition.
2 citations
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July 2021 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Hair shaft disorders are diagnosed through examination and history, with general care and some treatments offering improvement.
September 2016 in “Journal of Dermatological Science” Polarizing light microscopy can easily and reliably diagnose congenital keratinizing disorders like Netherton syndrome.
33 citations
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December 1982 in “Developmental Medicine & Child Neurology” Hair-shaft abnormalities can indicate neurological disorders, some of which are treatable.
May 2000 in “Journal of Investigative Dermatology” Hedgehog signaling is crucial for hair development, cadherins affect cell adhesion, neutrophils play a role in skin lesions, and BP230 autoantibodies impact skin stability.
4 citations
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August 1991 in “The Journal of Dermatology” The tumor on the man's nose was a rare type called pedunculated follicular hamartoma.
47 citations
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April 2000 in “Experimental Dermatology” A new gene mutation causes a rare type of hair loss.
2 citations
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December 2013 in “Journal of dermatology” A specific gene mutation causes a rare hair loss condition in a Chinese patient.
3 citations
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October 1994 in “Medical Molecular Morphology” The lower part of rat vibrissa hair gets more blood and is well-protected for growth.
April 2018 in “Journal of Investigative Dermatology” The keratin network in mouse skin changes during cornification and affects the skin's protective barrier.
9 citations
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January 2008 in “Medical mycology” A dog's skin infection caused by the fungus Chaetomium globosum was effectively treated with ketoconazole.
April 2025 in “Biomacromolecules” Hyaluronic acid microneedles with herbal extracts may help regrow hair.
January 2006 in “Elsevier eBooks” Most vertebrates can regenerate skin, nails, and corneas, but only some can regenerate teeth and lenses.
October 2025 in “Indian Journal of Paediatric Dermatology” Trichoscopy is a helpful tool for diagnosing Netherton syndrome.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Mouse skin glands need healthy nerves to grow properly during hair growth phases.
31 citations
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September 1996 in “Differentiation” The upper dermal sheath can regenerate hair in rats.
309 citations
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October 2007 in “Biomaterials” Keratin from human hair helps nerves heal faster.
36 citations
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July 2019 in “Journal of Materials Science Materials in Medicine” Human hair keratin helps repair nerve damage in rats.