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Human dental pulp stem cells’ (hDPSCs’) metabolic activity after stimulation with ACTIVA Kids BioACTIVE Restorative (Activa), Ionolux, and Riva light Cure UV (Riva), as determined by an Methyl thiazolyl tetrazolium (MTT) assay. It was performed with three replicates. Observed metabolic activity differences are shown as * p < 0.05; ** p < 0.01; *** p < 0.001, respectively.
