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By Charles Martin
An Auburn University research team has made the first discovery of metal nanoparticles occurring naturally in an animal body, specifically zinc nanoparticles in nose cells, which has implications in possibly restoring or enhancing an animal’s or person’s sense of smell.
“Scientists have long known animal tissue has minerals in ionic and atom-bound states, but no one knew metal nanoparticles were naturally in the animal body,” said Vitaly Vodyanoy, professor of physiology in the College of Veterinary Medicine. “This is the first time a third state of metal has been observed in the body.”
The study, “Endogenous zinc nanoparticles in the rat olfactory epithelium are functionally significant,” was published in the Oct. 28 edition of the journal Nature Scientific Reports.
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