Strontium-90 in deciduous teeth in Finland

Authors

  • Leena Kolehmainen Institute of Dentistry, University of Helsinki, Helsinki, Finland
  • Inkeri Rytömaa Institute of Dentistry, University of Helsinki, Helsinki, Finland

Keywords:

Strontium-90, tooth, deciduous, milk

Abstract

Abstract

Deciduous teeth of Finnish children born in 1958-1967 were analysed for strontium-90 by means of čCerenkov radiation. The strontium–90 content was about 9 pCi/gCa in children born in 1963-1964; the values decreased strongly in the subsequent cohorts of children. The strontium–90 content of the deciduous teeth varied in perfect unison with that of COW'S milk (r = +0.99). The results confirm that deciduous teeth provide a practical and accurate indicator of the total body burden of bone–seeking environmental pollutants.

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Published

1975-01-01