1 citations
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September 2022 in “Journal of dermatological science” Certain vitamins and their derivatives can help hair grow longer by activating specific growth signals.
8 citations
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January 2016 in “Annals of Dermatology” A complex of 5-aminolevulinic acid and glycyl-histidyl-lysine peptide may help increase hair count in male pattern hair loss without side effects.
52 citations
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February 2005 in “Biopolymers” Chemical hair straightening changes hair proteins and mostly fixes broken bonds.
65 citations
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May 2006 in “Journal of Structural Biology” Hair curliness is due to uneven distribution of different cortices within the hair fiber.
January 2000 in “Zhongguo yixue wulixue zazhi” Different human hair keratin types have unique structures that affect how they dissolve and can be used to create self-tendons.
5 citations
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May 2021 in “Small ruminant research” The study found specific proteins that could mark different growth stages of cashmere goat hair and may help improve cashmere production.
110 citations
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August 2004 in “British Journal of Dermatology” The ventral matrix is the main source of the nail plate.
24 citations
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January 2018 in “Development” Frizzled 3 and Frizzled 6 together control the orientation of mouse hair follicles.
May 2025 in “Journal of Developmental Biology” Jawless vertebrates have teeth proteins similar to those in mammalian hair and nails.
September 2023 in “Journal of microbiology and biotechnology” A type of collagen helps hair grow by boosting cell growth and activating a specific hair growth pathway.