Keratin is a highly durable protein that provides structure to several types of living tissues. It is a major component of mammalian hair and hooves, mammalian and reptilian nails and horns, reptile and fish scales, bird feathers, bird beaks, and the...

A fibrous PROTEIN found in hair, wool and the...

Keratins are a family of fibrous structural proteins; tough and insoluble, they form the hard but nonmineralized structures found in reptiles, birds, amphibians and mammals. They are rivaled as biological materials in toughness only by chitin. There are...

US biomaterials company Keraplast Technologies Inc has entered into a strategic alliance with Keratec Ltd, a New Zealand-based biotechnology company that develops products from natural sources. The two agreed to collaborate on the production of wound healing and orthopaedic products. This is...

How Come? Nails made of keratin protect fingers and help us to handle objects By KATHY WOLLARD Los Angeles Times Syndicate Monday, July 15, 2002 "How do fingernails grow? Why do they often curl as they get long?" asks Jennifer...

Attacking several tons of woolly mammoth with stone-tipped spears must have taken extraordinary courage _ and ancient people left paintings to prove they did it. Now, scientists are approaching mammoths in a different way, extracting DNA from their dense coats in an effort to learn...