Objective: to investigate the antimicrobial effects of toothpastes containing bioactive surface pre-reacted glass particles (S-PRG) on S. mutans biofilms adherence, initial colonization and maturation. Material Methods: a reference UA 159 clinical (SM6) strain were used. Bovine enamel specimens randomly allocated into groups (n=5): 0%; 1%; 5%; 20%; 30% S-PRG; positive control dentifrice (NaF+tr...

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