Raman spectroscopic characterisation of resin-infiltrated hypomineralised enamel

Arun K. Natarajan, Sara J. Fraser, Michael V. Swain, Bernadette K. Drummond, Keith C. Gordon

Research output: Contribution to journalArticlepeer-review

18 Citations (Scopus)

Abstract

Raman spectroscopy was used to investigate how the effect of pre-treatment protocols, with combinations of hydrochloric acid (HCl), sodium hypochlorite (NaOCl) and hydrogen peroxide (H 2O 2), for molar–incisor hypo-mineralisation (MIH) altered the penetration depth of polymer infiltrants (ICON, DMG, Hamburg, Germany). Furthermore, the effect on the structure of the MIH portions of the teeth with treatment is examined using multivariate analysis of spectra. It was found that pre-treatment protocols improved penetration depths. The structure of the MIH portion post-treatment appeared much closer to that of normal enamel suggesting a diminution of protein in the MIH region with treatment.

Original languageEnglish
JournalAnalytical and Bioanalytical Chemistry
Volume407
Issue number19
DOIs
Publication statusPublished - Jul 2015
Externally publishedYes

Keywords

  • Enamel
  • Hypomineralisation
  • Raman spectroscopy
  • Resin infiltration
  • Dental Enamel
  • Principal Component Analysis
  • Resins, Synthetic
  • Spectrum Analysis, Raman
  • Tooth Demineralization
  • Chlorine compounds
  • Enameling
  • Enamels
  • Multivariant analysis
  • Resins
  • Sodium compounds
  • resin
  • Mineralisation
  • Multi variate analysis
  • Post treatment
  • Pre-Treatment
  • Raman spectroscopic
  • Resin infiltrations
  • Sodium hypochlorites
  • enamel
  • principal component analysis
  • procedures
  • Raman spectrometry
  • tooth disease
  • Sodium metallography

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