Research Article

Antiadherence and Antimicrobial Properties of Silver Nanoparticles against Streptococcus mutans on Brackets and Wires Used for Orthodontic Treatments

Figure 2

Antimicrobial assay. (a) Minimum inhibitory concentrations (average and standard deviation expressed in micrograms per milliliter); (b) 96-well plate used for MIC. Black asterisk indicates significant differences (). Black squares indicate minimum inhibitory concentrations.
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(b)