Recent Examples of keratin from the Web
In adult frogs, in which keratin is one of the main components in their skin, chytrid fungus is particularly virulent.
The grays are baleen whales that have sheets of keratin, a substance like fingernails, instead of teeth.
With shea butter and keratin, this product promises to add shine and strength to your hair, and the papaya extract is designed to help combat dandruff or an itchy scalp.
Replenishing lost keratin restores the hair's strength and elasticity, giving it a more healthy appearance, the company says.
The star ingredient is a human keratin protein (discovered by scientists researching regenerative medicine for injuries) that allegedly works to plump each individual strand.
And Eyeko’s tinted gel goes the extra mile, nourishing brows with a blend of ginko biloba and keratin while imparting a glossy, catch-the-light finish.
That’s unsurprising, since most of what makes up rhino horn, despite its majestic appearance, is keratin—the same non-therapeutic protein found in human hair and nails.
But unlike modern baleen whales, which use plates made of keratin to screen krill and other small organisms out of the water, M. selenensis had teeth and likely sucked up small creatures like shrimp or squid off the bottom of the ocean floor.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'keratin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of keratin
First Known Use: circa 1849See Words from the same year
medical Definition of keratin
Seen and Heard
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