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Formation of polysaccharide capsule in egcrp1Δ. A, formation of a polysaccharide capsule in the wild type (left panel) and egcrp1Δ (right panel) strains. The capsule was visualized by India ink staining. B, size of the capsule (black circles) and cells (gray diamonds). Capsules from at least 50 cells per strain were measured. The bars represent the mean.
