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(A, C, E) Bright field microscopy images, and (B, D, F) corresponding epifluorescence microscopy images. (A, B) Live cells. (C, D) Cells after treatment with the polycationic dye ‘Stains-All’. For orientation some trails are labeled by arrowheads. Image (D) was deliberately overexposed to check for YFP fluorescence in the trails. (E, F) Isolated cell walls. Bars = 10 µm.
