21 citations
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April 1982 in “Genetics Research” Mice with the naked gene have missing or abnormal hair cells.
25 citations
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June 2004 in “Journal of Investigative Dermatology” Macrophage-stimulating protein helps hair grow and can start hair growth phase in mice and human hair samples.
7 citations
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June 2021 in “Amino acids” Human hair protein modifications could potentially indicate heart disease risk.
11 citations
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September 2012 in “Journal of animal physiology and animal nutrition” Higher protein diets with DL-methionine improve mink hair growth and fur quality.
47 citations
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July 1967 in “Science” Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
126 citations
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January 1987 in “Journal of The American Academy of Dermatology” The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.
40 citations
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November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” S100A3 protein is crucial for hair shaft formation in mice.
15 citations
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January 1987 in “Electrophoresis” Human head hair proteins can be typed into eight distinct patterns, useful for genetic and forensic investigations.
7 citations
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February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
122 citations
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May 2010 in “Plant Physiology” Different PIN proteins affect plant root hair growth by changing how auxin is transported.
10 citations
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January 2016 in “PLOS ONE” Researchers found 44 proteins that change during different hair growth stages and may be important for hair follicle function.
8 citations
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January 2015 in “Genetics and molecular research” Researchers found four key proteins that affect the development of a specific hair type in Yangtze River Delta white goats.
7 citations
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August 2018 in “Journal of cosmetic dermatology” Chemical hair straightening improves smoothness and shine but may cause side effects, suggesting a need for safer methods.
6 citations
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March 2016 in “PLoS ONE” The patient's hair was thinner and had fewer lipids due to a genetic mutation.
6 citations
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November 2010 in “Histochemistry and cell biology” The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.
3 citations
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January 2021 in “ScienceAsia” Using an enzyme and keratin treatment can significantly repair and strengthen damaged hair.
10 citations
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November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
1 citations
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September 2024 in “Scientific Reports” Non-invasive swabbing is as effective as cutting hair for collecting scalp hair bacteria.
2 citations
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April 2017 in “Molecular Medicine Reports” Blocking autophagy increases survival of inner ear hair cells exposed to gentamicin.
25 citations
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August 2015 in “Journal of cosmetic dermatology” African American women report more hair issues and use different hair care practices than Caucasian women, and have different hair and scalp characteristics.
32 citations
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December 2014 in “Journal of experimental botany” Certain proteins are essential for the growth of root hairs in barley.
26 citations
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January 2019 in “Experimental Dermatology” Researchers created early-stage hair-like structures from skin cells, showing how these cells can self-organize, but more is needed for complete hair growth.
Understanding hair surface properties is key for effective hair care products.
September 2025 in “Sahel Journal of Life Sciences FUDMA” Chemical hair straighteners can severely damage hair and scalp with repeated use.
10 citations
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January 2013 in “Journal of skin cancer” PKC ε increases hair follicle stem cell turnover and may raise skin cancer risk.
60 citations
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January 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Applying a specific inhibitor lightens skin and hair color.
29 citations
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February 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Loss of Fz6 disrupts hair follicle and associated structures' orientation.
68 citations
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August 2014 in “Stem Cells Translational Medicine” Dermal papilla cells help wounds heal better and can potentially grow new hair.
April 2026 in “European Journal of Medical and Health Research” Women with hair loss had lower IGF-1 levels.
December 2025 in “Universal library of medical and health sciences.” Amino acids like arginine and cysteine protect hair during chemical treatments, keeping it strong and less brittle.