Abstract:Background and aims. The aim of this study was to compare the biocompatibility of calcium-enriched mixture cement (CEM), composite resin and nano-particled mineral trioxide aggregate (NP-MTA) using human gingival fibroblasts. Materials and methods. A comparative in vitro cell culture study was carried out using 60 single-rooted teeth which were assigned to the following four groups: 1) untreated healthy group (control); 2) restored with composite resin; 3) CEM cement; 4) NP-MTA. The MTT assay was used to measu… Show more
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