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Fig. 1 | BMC Microbiology

Fig. 1

From: In vitro activities of cellulase and ceftazidime, alone and in combination against Pseudomonas aeruginosa biofilms

Fig. 1

The results of the P. aeruginosa attachment to the surface of microplate wells containing 1× MIC and 1/2× MIC concentrations of ceftazidime in PAO1 (A), PA1 (B), and PA2 (C). The plates were incubated for 1, 2, or 4 h at 37 °C. Data were normalized to the mean value of the control, which was set at 100%. The error bars indicate the standard deviations between bacteria. Results were expressed as percentage of biofilm formed with respect to control. The statistical significance of the data was determined by an analysis of variance (ANOVA) test followed by the Tukey-Kramer multiple comparison test. Significance was accepted when the P-value was < 0.05 (****P < 0.0001). MIC: Minimum inhibitory concentration

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