Figure 1From: The extracellular death factor (EDF) protects Escherichia coli by scavenging hydroxyl radicals induced by bactericidal antibioticsThe hydroxyl radicals-scavenging activity of EDF and its mutants substituted by glycine. iEDF is the inhibitor of EDF to its quorum-sensing effects. Data were presented as means ± S.D. (n = 3).Back to article page