Kinetics of survival of P. syringae, X. vesicatoria, and E. amylovora in the presence of Pep3 (○) or selected analogues. Bacterial suspensions were untreated (▪) or treated with 5 μM concentrations of BP11 (▵), BP15 (⋄), BP33 (⧫), or BP76 (•), and viable cells were determined at different time intervals.