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Effect of PFEE on HeLa nuclear morphology under Inverted Fluorescence microscopy. (a) Control showed Hoechst-33342 stained round nucleus of HeLa cell. (b and c) showed Hoechst-33342 stained nucleus of PFEE (500 and 1000 μg/ml) treated HeLa cell and they were condensed and fragmented. “Arrow” indicates nuclear fragmentations
