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New evidence on how fluoride fights tooth decay

In an advance toward solving a 50-year-old mystery, scientists are reporting new evidence on how the fluoride in drinking water, toothpastes, mouth rinses and other oral-care products prevents tooth decay. Their report appears ...

dateMay 01, 2013 in Biochemistry
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Scientists discover why teeth form in a single row

( -- A system of opposing genetic forces determines why mammals develop a single row of teeth, while sharks sport several, according to a study published today in the journal Science. When completely understood, ...

dateFeb 26, 2009 in Genetics
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