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. 2001 Jan;183(1):178–188. doi: 10.1128/JB.183.1.178-188.2001

FIG. 6.

FIG. 6

Comparison of toxT-gusA expression in parent and single and double toxR, tcpP, and pepA disruption mutants. β-Glucuronidase activity was assayed after overnight growth of cultures in different growth conditions. The data represent the means + the SDs of two independent experiments, each done in triplicate.