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Figure 2 | BMC Microbiology

Figure 2

From: Serotype- and strain- dependent contribution of the sensor kinase CovS of the CovRS two-component system to Streptococcus pyogenes pathogenesis

Figure 2

Biofilm production of serotype M18 GAS and M18:: covS mutant strains. The GAS strains were grown on a polystyrene well surface or plastic coverslips, coated with human collagen type I, for 72 h in static culture. A. Safranin assay. B. Scanning electron microscopy. Different magnifications are presented as follows: 200×, 2000×, 5000× (from lower to upper panel, respectively). The P-value of differences as determined by two-tailed paired Student's t test is shown above the columns in panel A.

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