K15 and Id3 are important in hair follicle regeneration, with K15 increasing in early stages and Id3 responding later.
31 citations
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February 2007 in “Journal of Structural Biology” Oxidation changes the structure of hair protein filaments, causing them to compact and rearrange.
198 citations
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November 1989 in “The Journal of Cell Biology” Keratin K14 expression varies between hair follicles and epidermis, affecting cell differentiation.
October 2014 in “Cancer research” Blocking mTORC1 reduces skin tumor growth in mice.
37 citations
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January 2010 in “Human Molecular Genetics” FTase and GGTase-I are essential for skin keratinocyte health.
July 2025 in “Frontiers in Medicine” Baricitinib successfully regrew hair in an 8-year-old boy with alopecia totalis linked to a KRT74 gene variant.
40 citations
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February 1994 in “Journal of Investigative Dermatology” 28 citations
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April 1988 in “Archives of Dermatological Research” 276 citations
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January 2005 in “International review of cytology” More research is needed to understand how hair keratins work and their role in hair disorders.
January 2019 in “Journal of cosmetology & trichology” L-Cystine and L-Cystine with Kera-Diet® safely improved hair and nail quality in healthy women.