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.
18 citations
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August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
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.
November 2023 in “Advanced Science” A specific hair protein variant increases the spread of breast cancer and is linked to worse survival rates.
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January 2013 Hair can help solve crimes by revealing personal and chemical information.
409 citations
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May 1991 in “Genes & Development” TGF-alpha affects skin thickness, hair growth, and may contribute to psoriasis and papilloma formation.
45 citations
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December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
September 1999 in “The Journal of The British Menopause Society” The document concludes that skin aging in women can be caused by UV exposure and hormonal changes, and treatments like hormone replacement therapy and various skin therapies can help.
February 2024 in “Scientific Reports” The wolves suspected of man-eating in the 1880s likely ate very little human flesh and mostly consumed a diet similar to herbivores and omnivores.
517 citations
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February 2010 in “Materials” Keratin from hair and wool is used in medical materials for healing and drug delivery.
309 citations
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October 2007 in “Biomaterials” Keratin from human hair helps nerves heal faster.
119 citations
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August 2008 in “BMC Evolutionary Biology” KRTAP genes evolved early in mammals, leading to diverse hair traits.
72 citations
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August 2014 in “Genome Biology and Evolution” Feather diversity is due to different keratin gene combinations, and chickens can help study human keratin diseases.
13 citations
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March 2019 in “Journal of cosmetic dermatology” Heat damages hair, with Asian hair losing more protein than Caucasian hair.
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January 1990 1 citations
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February 2023 in “Journal of Natural Fibers” Higher keratin protein levels are important for the wool's shine in Magra sheep.
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October 2017 in “ecancermedicalscience” Breast cancer alters specific molecular structures in hair, which revert after cancer removal.
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January 1989 in “Springer eBooks”
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August 2015 in “The journal of allergy and clinical immunology/Journal of allergy and clinical immunology/The journal of allergy and clinical immunology” Alopecia areata involves immune activation in the scalp, suggesting treatments targeting TH1, TH2, and IL-23 pathways.
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January 2012 in “Cell and Tissue Research”
127 citations
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March 2016 in “PLoS ONE” Key genes and pathways crucial for hair follicle development in cashmere goats were identified, aiding fleece production improvement.
99 citations
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January 2014 in “Nature communications” Scientists created stem cells that can grow hair and skin.
98 citations
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December 2015 in “The Journal of Cell Biology” Keratin is crucial for skin barrier formation and affects mitochondrial function.
91 citations
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December 2000 in “The journal of cell biology/The Journal of cell biology” Scientists successfully created mouse hair proteins in the lab, which are stable and similar to natural hair.
47 citations
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January 2024 in “iScience” Stress keratins are expressed less in diseased skin and are linked to differentiation, inflammation, and immunity.
40 citations
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November 2021 in “International Journal of Molecular Sciences” Mutant keratins cause inflammation in Epidermolysis Bullosa Simplex, suggesting targeting them could help treat the disorder.
40 citations
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September 2004 in “Biomacromolecules” The Glu413Lys mutation in keratin affects hair stability, while Glu413Asp does not.
28 citations
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December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
19 citations
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September 2014 in “British Journal of Dermatology” Minoxidil foam 5% effectively treats hair loss in both frontal and vertex scalp regions.
19 citations
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January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.