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Nuclear morphological changes observed using a fluorescence microscopy in SGC-7901 cells treated with Euphorbia esula extract at different concentrations and for 24 h, stained by Hoechst 33258. A1: Untreated, magnification × 200; A2: Untreated, magnification × 1000; B1: 40 mg/L, magnification × 200; B2: 40 mg/L, magnification × 1000; C1: 80 mg/L, magnification × 200; C2: 80 mg/L, magnification × 1000.
