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Effects of aviculin (2) on nuclear morphologies of MCF-7 human breast cancer cells. Representative fluorescence microscopy images of Hoechst 33342 stained cells (20× magnification). Control cells were treated with 0.5% DMSO. Several independent images were photomicrographed and representative images for each condition are shown. Condensed and bright nuclei (white arrow) in the enlarged image marked in white square are indicative of apoptotic cell death.
