Sentence examples for keratin from inspiring English sources

They consist of a core of bone surrounded by a layer of horn (keratin) that is in turn covered by keratinized epidermis.

In terrestrial vertebrates, however, the epidermis becomes keratinized; i.e., the outer layers of cells produce keratin, a protein that is hardened and is impermeable to water.

The fibres in feathers are almost entirely composed of keratin, a protein also found in hair and nails.

In research funded by the European Union, Alessandro Bottaro of the University of Genoa in Italy has devised small keratin bristles that mimic the smallest type of bird feathers, known as coverts.

She found this alarming because palaeontological papers have argued for the presence of melanosomes based only upon the sizes and shapes of the fossilised objects in question.The second was that the melanosomes in her feathers were always embedded in the keratin of which the feather is made.

Rhino-horn shavings boiled in water are said to cool and to cure headaches; the brew is akin to fingernail clippings in water (both are mainly keratin, an indigestible protein).

Just like home ReprintsDr Towler thinks it likely that changes in the amount of collagen are reflected in changes in similar structural proteins, such as keratin, from which fingernails are made.

Rhino horn is made of keratin, like fingernails.

It certainly tastes better than keratin water.

The spore coat has keratin-like properties that are able to resist the lethal effects of heat, desiccation (dehydration), freezing, chemicals, and radiation.

For instance, genes affecting the production of keratin an important component of hair and skin showed more Neanderthal influence than most.