Comparative X- and Q-band EPR study of radiation-induced radicals in tooth enamel

Radiation Research

Volumn 158, Issue 5, 2002, Pages 615-625

  Vanhaelewyn, Gauthier C A M ^a   Sadlo, Jaroslaw ^a   Matthys, Paul F A E ^a   Callens, Freddy J ^a  

^a GHENT UNIVERSITY   (Belgium)

Author keywords

[No Author keywords available]

Indexed keywords

APATITE; RADICAL;

ANISOTROPY; ARTICLE; CALCIFICATION; CONTROLLED STUDY; CRYSTAL; CRYSTAL STRUCTURE; DOSIMETRY; ELECTRON SPIN RESONANCE; ENAMEL; HUMAN; HUMAN TISSUE; MAGNETIC FIELD; PRIORITY JOURNAL; RADIATION EXPOSURE; SIGNAL PROCESSING; X IRRADIATION;

EID: 0036844363     PISSN: 00337587     EISSN: None     Source Type: Journal    
DOI: 10.1667/0033-7587(2002)158[0615:CXAQBE]2.0.CO;2     Document Type: Article

References (22)

1. F. C. M. Driessens and R. M. H. Verbeeck, Biominerals. CRC Press, Boca Raton, FL, 1990.
2. G. Cevc, P. Cevc, M. Schara, C. Ravnik and U. Skaleric, The caries resistance of human teeth is determined by the spatial arrangement of hydroxyapatite microcrystals in the enamel. Nature 286, 425-426 (1980).
3. F. Callens, G. Vanhaelewyn, P. Matthys and E. Boesman, EPR of carbonate derived radicals: Applications in dosimetry, dating and detection of irradiated food. Appl. Magn. Reson. 14, 235-254 (1998).
4. G. Vanhaelewyn, F. Callens and R. Grün, EPR spectrum deconvolution and dose assessment of fossil tooth enamel using maximum likelihood common factor analysis. Appl. Radiat. Isot. 52, 1317-1326 (2000).
5. F. Callens, G. Vanhaelewyn and P. Matthys, Some recent multi-frequency electron paramagnetic resonance results on systems relevant for dosimetry and dating. Spectrochim. Acta A 58, 1321-1328 (2002).
6. P. Cevc, M. Schara and C. Ravnik, Electron paramagnetic resonance study of irradiated tooth enamel. Radiat. Res. 51, 581-589 (1972).
7. P. Cevc, M. Schara, C. Ravnik and U. Skaleric, Study of the arrangement of crystallites in γ-irradiated human enamel by electron paramagnetic resonance. J. Dent. Res. 55, 691-695 (1976).
8. 3- radical ions as probes. J. Dent. Res. 59, 1473-1477 (1980).
9. T Aoba and T. Yagi, Crystallographic and structural alterations in the mineral phase of human enamel with carious attacks. J. Oral. Pathol. 11, 201-209 (1982).
10. - in X-irradiated tooth enamel and A-type carbonated apatite. Calcif. Tissue Int. 33, 105-109 (1981).
11. L. C. Martens, R. M. H. Verbeeck, F. J. Callens, P. F. A. Matthys, E. R. Boesman and L. R. Dermaut, Apatite crystallite alignment in sound human tooth enamel studied by E.S.R. J. Biol. Buccale 13, 347-353 (1985).
12. L. C. Martens, R. M. H. Verbeeck, F. J. Callens, P. F. A. Matthys, E C. M. Driessens and L. R. Dermaut, The microcrystal alignment in human tooth enamel from carious and non-carious teeth in relation to caries susceptibility. J. Biol. Buccale 14, 65-68 (1986).
13. F. Callens, P. Moens and R. Verbeeck, An EPR study of intact and powdered human tooth enamel dried at 400°C. Calcif. Tissue Int. 56, 543-548 (1995).
14. - radicals of tooth enamel with heating. Mineralogical J. 20, 26-36 (1998).
15. - in hydroxyapatite single crystals. Radiat. Res. 154, 467-472 (2000).
16. A. M. Rossi and G. Poupeau, Radiation damage in bioapatites: The ESR spectrum of irradiated dental enamel revised. Nucl. Tracks Radiat. Meas. 17, 537-545 (1990).
17. S. Amira, G. Vanhaelewyn and F. Callens, X- and Q-band EPR of carbonated derived radicals in calcium apatites synthesized at high temperatures and heated tooth enamel. Phys. Chem. Chem. Phys. 3, 1724-1728 (2001).
18. 2. Int. J. Radiat. Biol. 48, 621-633 (1985).
19. F. J. Callens, R. M. H. Verbeeck, D. E. Naessens, P. F. A. Matthys and E. R. Boesman, Effect of carbonate content on the ESR spectrum near g=2 of carbonated calcium apatites synthesized from aqueous media. Calcif Tissue Int. 44, 114-124 (1989).
20. P. Moens, F. Callens, P. Matthys, F. Maes, R. Verbeeck and D. Naessens, Adsorption of carbonate-derived molecules on the surface of carbonate-containing apatites. J. Chem. Soc. Faraday Trans. 87, 3137-3141 (1991).
21. G. Strzelczak, G. Vanhaelewyn, W. Stachowicz, E. Goovaerts, F. Callens and J. Michalik, Multifrequency EPR study of carbonate- and sulfate-derived radicals produced by radiation in shells and corallite. Radiat. Res. 155, 619-624 (2001).
22. 3- radicals in human tooth enamel heated at 400°C. J. Chem. Soc. Faraday Trans. 94, 3275-3278 (1998).