Fig. 2. Under 4°C culture, nisin did not induce a spherical distribution that is composed of cytokeratin (CK) 5 and CK17. Slightly sparse CK5 and CK17 intermediate filament distribution were also not induced. 3D images consisting of stacked super resolution microscopy images (green) and fluorescence microscopy (blue) along the z-axis. Scale bar represent 10 μm.
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