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Related Experiment Videos

Demineralization and remineralization evaluation techniques.

J Arends1, J J ten Bosch

  • 1Laboratory for Materia Technica, University of Groningen, The Netherlands.

Journal of Dental Research
|April 1, 1992
PubMed
Summary
This summary is machine-generated.

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This study evaluates methods for measuring mineral changes in teeth during intra-oral studies. Transverse microradiography is recommended for precise mineral quantification, with microhardness and light-scattering as viable indirect alternatives.

Area of Science:

  • Dental research
  • Biomaterials science
  • Mineral metabolism

Background:

  • Assessing de- or remineralization of enamel and dentin in intra-oral studies requires accurate mineral quantification.
  • Understanding the location and extent of mineral loss or gain is crucial for evaluating dental treatments and oral health status.

Purpose of the Study:

  • To compare various experimental techniques for assessing de- or remineralization of dental tissues in intra-oral settings.
  • To identify the most suitable methods for direct or indirect quantification of mineral content, changes, and distribution.

Main Methods:

  • A comparative analysis of established techniques including microradiography, iodine absorptiometry, microhardness testing, polarized light, light-scattering, iodide permeability, and wet chemical analysis.
  • Evaluation criteria included suitability for measuring mineral content (vol% or wt%), mineral changes (vol% micron or kg.m-2), mineral distributions, sample preparation, protein penetration, and applicability to dentin.

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Main Results:

  • Transverse microradiography is identified as the most practical technique for direct, quantitative measurement of mineral content, changes, and distributions in intra-oral studies.
  • Cross-sectional microhardness testing and light-scattering are highlighted as practical indirect techniques for quantifying mineral loss or gain.

Conclusions:

  • While multiple techniques exist for measuring intra-oral de- or remineralization, transverse microradiography offers superior quantitative accuracy.
  • Microhardness testing and light-scattering provide valuable indirect measurements for mineral changes in clinical dental research.