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Related Experiment Videos

Carbonate content in developing human and bovine enamel.

M Sydney-Zax1, I Mayer, D Deutsch

  • 1Dental Research Unit, Hebrew University, Hadassah Faculty of Dental Medicine, Jerusalem, Israel.

Journal of Dental Research
|May 1, 1991
PubMed
Summary

During enamel maturation in humans and bovines, carbonate levels decrease as mineral content rises. This finding in dental research may explain increased enamel crystal structure during development.

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Area of Science:

  • Biomineralization
  • Dental Enamel Development
  • Crystallography

Background:

  • Carbonate is a key component of dental enamel.
  • Understanding carbonate's role is crucial for comprehending enamel maturation and properties.

Purpose of the Study:

  • To detail carbonate distribution changes during human and bovine enamel development.
  • To correlate carbonate concentration with mineral ion content and enamel maturation stages.

Main Methods:

  • Analysis of 22 human deciduous anterior teeth and 46 bovine teeth.
  • Quantification of carbonate, calcium, and phosphorus levels.
  • Microscopic examination of enamel structure and mineral content.

Main Results:

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  • Carbonate concentration significantly decreased as enamel matured.
  • Increased concentrations of calcium and phosphorus correlated with decreased carbonate.
  • A potential inverse relationship between carbonate content and enamel mineral crystallinity was observed.

    • Conclusions:

    • Carbonate levels diminish during enamel maturation due to dilution by carbonate-free minerals.
    • This decrease in carbonate may contribute to the increased crystallinity of mature enamel.
    • Findings provide insights into the chemical and structural evolution of dental enamel.