Keratin Keratin Keratin () is one of a family of fibrous structural proteins. It is the key structural material making up hair, horns, claws, hooves, and the outer layer of human skin. Keratin is also the protein that protects epithelial cells from damage or stress. Keratin is extremely insoluble in water and organic solvents. Keratin monomers assemble into bundles to form intermediate filaments, which are tough and form strong unmineralized epidermal appendages found in reptiles, birds, amphibians, and mammals. The only other biological matter known to approximate the toughness of keratinized tissue is chitin. Keratin derives from Greek ' from '
The Name of this Book is Secret a spy of sorts. He helps them escape the Midnight Sun with Benjamin Blake and takes them to Cass' grandfathers. Owen's most notable characteristic is that he imitates other accents, instead of speaking normally. In the first book, Owen speaks with a slight stutter, a nautical surfers' accent and an Irish brogue. Like other staff of the Mindnight Sun, he looks handsome with tanned skin and some freckles, but he does not have the wrinkled arms and hands because he really is young.He doesn't wear gloves like the others and Owen was introduced as a butler of Cass by Dr