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(a,b) Cytograms illustrating the induced cell death in (a) untreated MCF-7 cells as a control and (b) MCF-7 cells treated with PIP-NMs/MTX-MNMs using the IC50 obtained at 24 h, and (c) the cell death percent attained at the early apoptosis, late apoptosis and necrosis of the PIP-NMs/MTX-MNMs combination as compared to the untreated MCF-7 control cells.
