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Definition of Keratins
1. keratin [n] - See also: keratin
Medical Definition of Keratins
1. Group of highly insoluble fibrous proteins (of high _ helical content) which are found as constituents of the outer layer of vertebrate skin and of skin related structures such as hair, wool, hoof and horn, claws, beaks and feathers. Extracellular keratins are derived from cytokeratins, a large and diverse group of intermediate filament proteins. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)
Lexicographical Neighbors of Keratins
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