3 citations
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December 2018 in “Routledge eBooks” Hair is made of strong keratin fibers that protect against the environment.
19 citations
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March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
9 citations
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April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.
48 citations
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January 2002 in “Journal of Structural Biology” Trichocyte filaments have a low-density core and may include proteins for hair structure.
106 citations
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February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
7 citations
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July 2025 in “The Journal of Physiology” C-tactile nerves are sensitive to hair movement.
1 citations
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September 2003 in “CRC Press eBooks” Hair is important for social and sexual communication in humans.
January 2013 in “Wool textile journal”
34 citations
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October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
11 citations
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July 2004 in “International Journal of Cosmetic Science” The conclusion is that a new method to measure hair shine was confirmed to match people's visual assessments.
1 citations
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January 2019 in “Archives of Clinical and Medical Case Reports” Changing hair's surface and structure can help protect its natural oils from being washed away.
24 citations
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December 1957 in “Experimental Cell Research” The glassy layer of hair follicles has different fibril sizes and arrangements in guinea pigs and young mice.
4 citations
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January 2015 in “Sen'i Gakkaishi” Hair and wool strength is affected by the number and type of bonds in their protein structures, with hair having more protein aggregates than wool.
January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
January 2019 in “Durham e-Theses (Durham University)” Less stiff collagen promotes higher cell growth in hair follicles.
22 citations
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October 1996 in “Dermatologic clinics” Understanding intermediate filaments helps explain hair health and related diseases.
11 citations
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February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
March 2005 in “International Journal of Cosmetic Science” A new method helps understand hair shine and various products improve hair care.
8 citations
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February 2022 in “International Journal of Dermatology” Lipids are crucial for healthy hair, protecting it from damage and breakage.
Water and fatty acids affect hair's surface differently based on hair damage, and models can help understand hair-cosmetic interactions.
February 2019 in “PubMed” The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.
21 citations
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December 2007 in “Journal of Investigative Dermatology” Hair follicles evolved from oil glands, with hair aiding secretion transport.
3 citations
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July 2019 in “Fibers And Polymers/Fibers and polymers”
11 citations
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January 2006 in “International Journal of Cosmetic Science” Some oils can penetrate hair and reduce the stickiness between fibers, but mineral oil cannot.
13 citations
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February 2019 in “Zoology” Lustre mutant sheep have normal hair structure and proteins but differ in felting properties.
50 citations
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March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
The document concludes that understanding hair's composition and the effects of treatments can lead to better hair care products.
June 2026 in “arXiv (Cornell University)” Hair beds in fluid show nonlinear response due to viscosity, inertia, and elasticity.
4 citations
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November 1968 in “Textile research journal” Hair fibers may have a unique, non-protein sheath not previously identified.
39 citations
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August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.