May 2024 in “BMC veterinary research” Metabolites and diet affect hair growth cycles in cashmere goats.
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January 1989 Two patients had a unique form of trichothiodystrophy with reduced high-sulfur proteins in their hair.
36 citations
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December 1991 in “Journal of Dermatological Science” Human nails contain both skin and hair keratins, each needing different extraction methods.
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August 2024 in “Applied Sciences” Plant extracts may help prevent or reverse hair graying.
34 citations
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November 1998 in “Journal of Investigative Dermatology” A common mutation in the hHb6 gene is linked to monilethrix, but other factors may also play a role.
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July 2025 in “Gels” Engineered protein hydrogels improve medical treatments by mimicking natural body structures.
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November 1998 in “Journal of Biological Chemistry” Mouse and human keratin 16 can both form filaments, with differences likely due to the tail domain, not the helical domain.
27 citations
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January 2015 in “International Journal of Trichology” The supplement helps improve hair growth and reduce hair shedding.
132 citations
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February 2002 in “Journal of Biological Chemistry” HOXC13 is crucial for regulating hair keratin genes in hair follicles.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin cells and certain hair follicle areas produce hemoglobin, which may help protect against oxidative stress like UV damage.
November 2024 in “Applied Sciences” Placenta products might help with hair loss, but more research is needed.
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June 2022 in “Animals” Key genes, including KRT39 and KRT74, influence hair length in Inner Mongolia cashmere goats.
August 2022 in “Nutrients” Nutritional supplements may help improve hair growth in female pattern hair loss.
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August 2007 in “Human Molecular Genetics” Lymphotoxin-β is crucial for proper skin development in embryos.
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January 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin cells from people with Epidermolysis Bullosa Simplex have abnormally placed and less active mitochondria.
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January 2023 in “International journal of molecular sciences” Transglutaminase activity is important for skin and is found in both mammals and birds.
November 2024 in “Journal of Functional Foods” AP collagen peptides improve hair elasticity and gloss.
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November 1999 in “Dermatology Online Journal” IGF-1 can boost hair growth by promoting cell growth and preventing cell death.
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November 2000 in “The journal of investigative dermatology/Journal of investigative dermatology” PAD3 plays a key role in hair and skin protein structure and may be linked to skin diseases.
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June 2023 in “Cells” Exosomes could be a promising way to help repair skin and treat skin disorders.
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March 2023 in “Current Oncology” Scalp cooling is the only FDA-approved method to prevent hair loss from chemotherapy, but other treatments like minoxidil and PRP are being tested.
August 2024 in “Cosmetics” K18® and Olaplex® both effectively repair bleached hair, improving its strength, smoothness, and overall health.
August 2024 in “Stem Cell Research & Therapy” New regenerative therapies show promise for treating hair loss.
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December 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” HOXC13 is essential for hair and nail development by regulating Foxn1.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
July 2025 in “Scientific Reports” Fermented grapeseed oil effectively repairs and protects chemically damaged hair.
Hair can't be as strong as Rapunzel's because it's impractical to scale up due to defects.
55 citations
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August 2013 in “PloS one” Genetic differences between young and old Tan sheep explain why their fleece changes from curly to straight as they age.
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June 2023 in “Journal of developmental biology” The skin systems of jawed vertebrates evolved diverse appendages like hair and scales from a common structure over 420 million years ago.