Phase contrast micrographs of strain 630Δerm
(A, C, E, G, I, K) and Δskin
(B, D, F, H, J, L) grown to mid-log phase in BHIS alone (A, B), 0.125 μg/ml teicoplanin (Teic; C, D), 1.0 μg/ml vancomycin (Van; E, F), 60 μg/ml cefoperazone (Cef; G, H), 10 μg/ml nisin (Nis; I, J), or 2.5 μg/ml LL-37 (K, L) are shown. Scale bars indicate 10 μm.