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November 1991 in “Journal of Neuropathology & Experimental Neurology” Brindled mice show abnormal catecholamine neuron development due to copper deficiency.
191 citations
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November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
15 citations
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June 2012 in “British Journal of Dermatology” A new mutation in the KRT86 gene causes a hair disorder with variable expression.
The curly mutation in SELH/Bc mice affects hair and may help study human genetic disorders.
33 citations
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April 2009 in “Journal of the American College of Certified Wound Specialists” Bidirectional barbed sutures are effective and can reduce surgery time, with a low infection rate and potential cost savings despite being more expensive.
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October 2008 in “PubMed” Japanese women's curved hair has an uneven internal structure and varying amino acid composition.
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April 2020 in “Asian Journal of Medicine and Biomedicine” A child's toe was saved from a rare condition where hair tightly wrapped around it by performing surgery.
22 citations
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November 2014 in “Proteins Structure Function and Bioinformatics” Cysteines in wool fibers are accessible and form important disulfide bonds.
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June 2003 in “Journal of Structural Biology” Sheet formation is key to macrofibril structure differences in wool.
22 citations
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July 2006 in “Annals of The Royal College of Surgeons of England” Hair or fiber wrapped tightly around a toe can lead to serious injury if not treated quickly.
April 2024 in “arXiv (Cornell University)” STITCH improves suture accuracy and efficiency, especially with human help.
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November 2017 in “Case Reports” A baby boy's toe was saved from damage caused by hair strangulation by quick surgical treatment.
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October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
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January 1981 Tight traditional hairstyles can cause hair loss.
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November 2007 in “Genomics” Mutations in specific keratin genes cause improper hair structure in mice due to faulty keratin protein assembly.
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October 2024 in “Animals” Crimped wool has proteins linked to crimp formation, while straight wool has proteins linked to fiber fineness, which can improve wool quality and value.
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June 2004 in “Biophysical Journal” Hard α-keratin in hair has a unique, nonordered structure, different from other fibers.
February 2026 in “Optics” Stretching wool changes its structure and improves fiber alignment.
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January 2020 in “Skin appendage disorders” Long hair can cause hair loss due to constant pulling.
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January 1934 in “Proceedings of the Royal Society of London Series B Containing Papers of a Biological Character” Stretched hair has a similar structure to natural silk, showing hair's elasticity involves reversible changes within its molecules.
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February 2015 in “Experimental Dermatology” Keratins are crucial for hair strength, and mutations in certain keratin genes cause hair disorders.
11 citations
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March 2021 in “Molecular Carcinogenesis” Twist1 is crucial for UVB-induced skin cancer development.
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January 2009 in “Journal of S C C J” Changing disulfide bonds in human hair affects its melting behavior and thermal stability.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
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May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
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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.
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March 2008 in “Journal of the American Academy of Dermatology” Videodermoscopy can help diagnose and monitor nail bed psoriasis.
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October 1996 in “Journal of the American Academy of Dermatology”