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Morphology of E. coli in the presence of pyridineimidazoles and other cell wall inhibitors. E. coli was treated with each inhibitor at 5× MIC for 120 min and stained with FM4-64 (red), DAPI (blue), and Sytox green (green). An overlay of FM4-64 and DAPI is also shown. Bar, 1 μm.
