January 1991 in “Acta Dermato Venereologica” A new method effectively visualizes keratin in hair without harsh chemicals.
19 citations
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March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
53 citations
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September 1999 in “Journal of Synchrotron Radiation” Keratinous tissues have multiple structural layers, including ordered keratin and lipid granules.
7 citations
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January 1959 in “Canadian Journal of Chemistry” Human and horse hair have similar end groups to wool and feathers.
238 citations
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May 1989 in “Journal of Investigative Dermatology”
4 citations
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November 1968 in “Textile research journal” Hair fibers may have a unique, non-protein sheath not previously identified.
53 citations
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June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” KAP genes show significant genetic variability, but its impact on hair traits is unclear.
January 2026 in “Journal of Hard Tissue Biology” Red LED light boosts cell activity and growth, aiding wound healing and blood vessel repair.
January 2024 in “Journal of Hard Tissue Biology” A high-fat diet may weaken tongue structure by reducing certain protein genes.
Hair fibers degrade and change color in very basic water.
38 citations
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February 1989 in “Journal of Investigative Dermatology” 28 citations
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January 2016 in “RSC Advances” A non-toxic formula using polycarboxylic acids strengthens and improves hair.
7 citations
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September 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
34 citations
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June 1992 in “Journal of Cutaneous Pathology” Harlequin ichthyosis involves abnormal skin cell structures and giant mitochondria, affecting skin and hair.
135 citations
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October 1997 in “Journal of biological chemistry/The Journal of biological chemistry” Trichohyalin is modified by enzymes to form strong structures in hair cells.
23 citations
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February 1993 in “Journal of Investigative Dermatology” March 1990 in “Journal of Dermatological Science” 7 citations
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March 1993 in “International Journal of Oncology” Basal cell carcinoma shows keratin patterns similar to hair follicle structures.
7 citations
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December 2020 in “ACS biomaterials science & engineering” Human hair keratins can form stable nanofiber networks that might help in tissue regeneration.
14 citations
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July 1994 in “Journal of Dermatological Science” Keratin mutations may cause scarring alopecia by damaging hair structure.
185 citations
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December 2010 in “Archives of Biochemistry and Biophysics” Keratin gene mutations cause various skin and hair disorders, but new research offers hope for future treatments.
37 citations
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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.
1 citations
,
October 2017 in “Frontiers in Physiology” Hair follicle keratin may have been used in tooth enamel evolution.
17 citations
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July 1984 in “British journal of dermatology/British journal of dermatology, Supplement” The four patients have a unique type of ichthyosis affecting hair follicles.
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.
January 2026 in “Digitalen Hochschulbibliothek Sachsen-Anhalt (Universitäts- und Landesbibliothek Sachsen-Anhalt)” Keratin from chicken feathers can be safely used for skin benefits.
13 citations
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May 2016 in “International journal of biological macromolecules” Keratin's mechanical properties are influenced by hydrogen bonds and secondary structure, and can be improved with the SPD-2 peptide.
48 citations
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November 2002 in “Journal of biological chemistry/The Journal of biological chemistry” Genetic variations in hair keratin proteins exist but don't significantly affect hair structure.
53 citations
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September 1999 in “The journal of cell biology/The Journal of cell biology” K16 can partially replace K14 but causes hair loss and skin issues.
6 citations
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April 2005 in “Journal of dermatological science” The study found nine new hair protein genes in human hair follicles.