<p>(A) Growth curves of A1552 in normal LB (square), LB supplemented with 12.5 µg/ml of PmB (diamond) and LB supplemented with 12.5 µg/ml of LL-37 (triangles). (B) Electron micrographs of OMVs from A1552 control cultures without AMPs (panel a) or cultures with a sub-lethal concentration of LL-37 (pannel b) or PmB (pannel c). Bars: 50 nm.</p