February 1990 in “PubMed” Hair follicle cells and skin cells differ in keratinization and other features.
11 citations
,
January 2016 in “International Journal of Biological Macromolecules” Enzymatic phosphorylation of hair keratin improves the effectiveness of hair products with cationic ingredients.
62 citations
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October 1999 in “Journal of Investigative Dermatology” New mutations in hair keratin genes can change hair structure and cause monilethrix, with nail issues more common in certain gene mutations.
December 2022 in “Communications biology”
February 2020 in “Definitions” Mutations in the KRT16 gene can cause skin and nail disorders.
November 2023 in “Journal of the Taiwan Institute of Chemical Engineers” Scientists made nanoparticles from human hair proteins to improve drug delivery.
88 citations
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June 2000 in “Journal of Investigative Dermatology” Keratin 17 is important for hair and nail structure and affects pachyonychia congenita symptoms.
March 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Beard hair medulla cells have a unique and varied keratin pattern.
79 citations
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June 1993 in “Molecular and Cellular Biology” The K5 promoter controls gene expression in skin cells, with specific DNA segments crucial for targeting and regulation.
November 2020 in “Research Square (Research Square)” Keratin injections in mice can stimulate hair growth and might help treat hair loss.
69 citations
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January 2015 in “Cell & tissue research/Cell and tissue research” Keratin mutations cause skin diseases and could lead to new treatments.
47 citations
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June 1994 in “Experimental Cell Research” mHa2 and mHa3 keratins have different structures and roles in mouse hair and tongue tissues.
34 citations
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January 2004 in “Genomics” A cluster of 21 keratin-associated protein genes important for hair growth was found on human chromosome 21.
January 2026 in “Health Food & Biotechnology” A hair serum with 3% keratin from chicken feathers made hair smoother, shinier, and more elastic.
4 citations
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October 2024 in “Journal of Cosmetic Dermatology” Taking natural keratin supplements improved skin, hair, and nails in women.
25 citations
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August 2020 in “Experimental eye research/Experimental Eye Research” Different types of cells in the eye express specific keratins at various stages of development.
50 citations
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April 2019 in “Journal of Biosciences” November 2010 in “PubMed” Human hair keratin can help repair fat tissue.
54 citations
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January 2018 in “Scientific reports” Human hair contains diverse proteins, including keratins and histones, which could help assess hair health and aging.
3 citations
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December 2008 in “Frontiers of Agriculture in China” The Cashmere goat hair keratin gene is crucial for hair structure.
8 citations
,
April 1997 in “Experimental Dermatology” hHbl gene is active in hair shaft cells and some pilomatricomas.
4 citations
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January 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” A faulty KLHL24 gene leads to hair loss by damaging hair follicle stem cells.
6 citations
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March 1996 in “Journal of Investigative Dermatology”
3 citations
,
June 2017 in “Journal of Biomaterials Applications” Keratin extract from human hair was found to promote hair growth in mice.
December 2025 in “The Journal of Cell Biology” Keratin 15 helps maintain skin cell growth and repair.
March 2023 in “JAAD case reports” A new genetic change in the keratin 10 gene caused a skin condition called ichthyosis hystrix in a father and his daughter.
14 citations
,
January 1977 in “PubMed” The hair keratin variant is mostly found in Caucasians.
8 citations
,
March 2020 in “Colloids and surfaces. B, Biointerfaces” Heating hair proteins changes their structure and may improve their blood clotting ability.
37 citations
,
August 2024 in “Current Issues in Molecular Biology” Keratins 6, 16, and 17 increase in damaged or diseased skin and may help diagnose skin issues.
May 2005 in “Zhonghua chuangshang guke zazhi” Human hair keratin can help nerve regeneration and is a promising material for nerve repair.