Fig. 3.
Cell apoptosis observed under fluorescence microscope using DAPI (a) and PI (b) staining respectively. In both (a) and (b), (A) untreated MCF–7 cells (B-E) MCF–7 cells treated with carboplatin, 4p 3j and 3a, respectively. (F) untreated K–562 cells (G-J) K–562 cells treated with carboplatin,4 l, 3j and 2b, respectively. (K) untreated HeLa cells (L-O) HeLa cells treated with carboplatin,4i, 3b and 5a, respectively