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  Indian J Med Microbiol
 

Figure 6: Antimicrobial efficacy of antibiotics in combination with proteinase K against 24 h old Staphylococcus aureus biofilms. Proteinase K was used at 2 μg/ml. Two concentrations of gentamicin were used; X=150 μg/ml and 5X=750 μg/ml. *P<0.05.

Figure 6: Antimicrobial efficacy of antibiotics in combination with proteinase K against 24 h old <i>Staphylococcus aureus</i> biofilms. Proteinase K was used at 2 μg/ml. Two concentrations of gentamicin were used; X=150 μg/ml and 5X=750 μg/ml. <sup>*</sup><i>P</i><0.05.