10 citations
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September 2020 in “Biopolymers” This study found that bleached hair showed optimal protein structural integrity and tensile strength at pH 5, with significant changes in cross-linking, water content, and diameter at more alkaline or acidic levels.
12 citations
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January 1934 in “Proceedings of the Royal Society of London Series B Containing Papers of a Biological Character” This study found that the X-ray patterns of stretched mammalian hair (β-keratin) are similar to those of natural silk (fibrion), suggesting a similar elastic mechanism involving reversible intra-molecular transformations.
29 citations
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October 2004 in “Differentiation” Multiple mouse desmoglein 1 isoforms have distinct roles in skin and hair development.
This study found that a 2% minoxidil cream for androgenous alopecia maintained optimal rheological properties for consistent application and long-term stability.
51 citations
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September 2012 in “Biomacromolecules” This study found that disulfide bonds in keratin increase its strength and toughness, with some loss of α-helical structure under load, highlighting their role in trichocyte α-keratin's mechanical properties.