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July 1998 in “Journal of Investigative Dermatology” The 4C32 gene may help in mouse skin development and differentiation.
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Hair germ cells differ from epidermal cells in keratin expression, and specific keratins form after hair differentiation.
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October 2007 in “PubMed” Keratin helps protect and strengthen hair, reducing damage and color fading.
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January 2022 in “Life” Tissue engineering could be a future solution for hair loss, but it's currently expensive, complex, and hard to apply in real-world treatments.
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January 1989 Two patients had a unique form of trichothiodystrophy with reduced high-sulfur proteins in their hair.
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July 2001 in “Genes & Development” Tcf3 and Lef1 are key in deciding skin stem cell roles.
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December 2007 in “The FASEB journal” There are two types of stem cells in rodent hair follicles, each with different keratin proteins.
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February 2019 in “PloS one” Bald thigh syndrome in sighthounds is caused by structural defects in hair shafts due to downregulated genes and proteins.
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September 2019 in “PLOS genetics” Telomere damage affects skin and hair follicle stem cells by messing up important growth signals.
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July 2020 in “BMC genomics” The research found genes that change during cashmere goat hair growth and could help determine the best time to harvest cashmere.
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June 2022 in “Journal of cleaner production” New eco-friendly method strengthens and sets hair using light and causes less damage.
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October 2017 in “Frontiers in Physiology” Hair follicle keratin may have been used in tooth enamel evolution.
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December 2019 in “International journal of innovative technology and exploring engineering” Fish scale-based organic hair oil and shampoo may improve hair health and prevent damage.
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October 1998 in “The American Journal of Human Genetics” A specific gene mutation causes complete hair loss in an Irish Traveller family.
December 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” AP-2α and AP-2β proteins are essential for healthy adult skin and hair.
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January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
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January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
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February 2017 in “ACS biomaterials science & engineering” Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
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March 2016 in “Toxicologic pathology” Dogs could be good models for studying human hair growth and hair loss.