Strontium Incorporation into Dental Enamel

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Science  16 Sep 1966:
Vol. 153, Issue 3742, pp. 1396-1397
DOI: 10.1126/science.153.3742.1396


Rats were raised on diets either rich or poor in strontium. Powder x-ray diffraction patterns suggest that isomorphous substitution of strontium for calcium occurs in the apatite of tooth enamel, and that strontium may form Sr6H3(PO4) • 2H2O, a compound hitherto unreported in biologic systems.