'Nanospheres' that block pain of sensitive teeth

Nanospheres could help dentists fill the tiny holes in our teeth that make them incredibly sensitive, and that cause severe pain for millions of adults and children worldwide.

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<p><a href="http://www.physorg.com/news6157.html">'Nanospheres' that block pain of sensitive teeth</a></p> <p>Nanospheres could help dentists fill the tiny holes in our teeth that make them incredibly sensitive, and that cause severe pain for millions of adults and children worldwide.</p>