Ulker, Ulker, Zortuk, Bulbul, Tuncdemir, Bilgin 20. Lefebvre CA, Knoernschild KL, Schuster GS. Cytotoxicity of eluates from light-polymerized denture base resins. J Prosthet Dent 1994;72:644-650. 21. Young HM, Smith CT, Morton D. Comparative evaluation of two provisional restorative materials. J Prosthet Dent 2001;85:129-132. 22. Driscoll CF, Woolsey C, Fergiison WM. Comparison of exothermic release during polymerization of four materials used to fabricate interim restorations. J Prosthet Dent 1991;6:504-506. 23. Van Landuyt KL, Snauwaert J, De Munck J, Peumans M, Yoshida Y, Poitevin A, Coutinho E, Suzuki K, Lambrechts P, Van Meerbeek B. Systematic review of the chemical composition of contemporary dental adhesives. Biomaterials 2007;28:3757–3785. 24. Schweikl H, Spagnuolo G, Schmalz G. Genetic and celluler toxicology of dental resin monomers. J Dent Res 2006;85:870-877. 25. Schweikl H, Hartmann A, Hiller KA, Spagnuolo G, Bolay C, Brockhoff G, et al. Inhibition of TEGDMA and HEMA-induced genotoxicity and cell cycle arrest by N-acetylcysteine. Dent Mater 2007;23:688-695. 26. de Mendonça AA, Souza PP, Costa CA. Cytotoxic effects of hard-setting cements applied on the odontoblast cell line MDPC-23. Oral Surg Oral Med Oral Pathol Oral Radiol Endod 2007;104:102-108. 27. Engelmann J, Janke V, Volk J, Leyhausen G, von Neuhoff N, Schlegelberger B, Geurtsen W. Effects of BisGMA on glutathione metabolism and apoptosis in human gingival fibroblasts in vitro. Biomaterials 2004;25:4573-4580. 28. Ferracane JL. Elution of leachable components from composites. J Oral Rehabil 1994;21:441–452. 29. Altintas SH, Usumez A. Evaluation of monomer leaching from a dual cured resin cement. J Biomed Mater Res Part B: Appl Biomater 2008;86B:523–529. April 2009 - Vol.3 119 European Journal of Dentistry