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May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
The goat hair keratin gene is very similar to sheep's and is strongly expressed in goat hair follicles.
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May 2003 in “Journal of dermatological science” Hsc70 protein may influence hair growth by responding to androgens.
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October 2009 in “Veterinary Dermatology” Canine claws have complex structures with different keratin types, similar to hair and nails.
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January 2017 in “Journal of Investigative Dermatology” Mutations in the KLHL24 gene cause skin blistering in epidermolysis bullosa simplex.
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October 2022 in “Scientific reports” Nestin identifies specific progenitor cells in hair follicles that can become outer root sheath cells.
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April 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” The enzyme 25 Hydroxyvitamin D 1 α-Hydroxylase is essential for healthy skin and recovery after skin damage.
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March 2022 in “Journal of biological chemistry/The Journal of biological chemistry” Removing a specific gene in certain skin cells causes hair loss in mice by disrupting hair follicle development.
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July 2008 in “PubMed” Human hair keratin helps regenerate rat sciatic nerves by transforming Schwann cells and protecting axons.
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November 2016 in “American journal of human genetics” Mutations in three genes cause Uncombable Hair Syndrome, leading to frizzy hair that can't be combed flat.
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February 2025 in “Animals” Understanding proteins in skin structures like claws and hair is crucial for future research.