Spanish Alfa-queratina Cited by user Furado on 23 Jul 2018 La alfa-queratina (α-queratina, queratina alfa o queratina-α) es un tipo de queratina.
English Alpha-keratin Cited by user Mlpatton on 15 Feb 2017 Alpha-keratin, or α-keratin, is a type of keratin found in mammals. This protein is the primary component in hairs, horns, nails and the epidermis layer of the skin.