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. 2014 Nov 12;9(11):e112549. doi: 10.1371/journal.pone.0112549

Table 3. CFU counts from S. mutans in culture medium away from the material surfaces.

Medium sample S. mutans CFU (per mL)
Without aging With aging
Culture medium of negative control 1.52(0.16)×109A 1.57(0.13)×109A
Culture medium of positive control 1.50(0.28)×109A 1.43(0.20)×109A
Culture medium of experimental material 1.53(0.21)×109A 1.61(0.19)×109A
Culture medium of MTA 1.41(0.23)×109A 1.49(0.16)×109A
Culture medium of Dycal 1.42(0.23)×109A 1.51(0.19)×109A

CFU values represent the mean (SD) of six replicates, and data were analyzed with one-way and two-way ANOVA at a significance level of 0.05. Values with the same superscript letter are not significantly different (p>0.05).