File Name : fig. s1.tif Caption : fig. s1 mean fluorescence intensities (mfis) was calculated in mcf-7 and mcf-7/adr cells treated with free dox and nps by imagej. File Name : fig. s2.tif Caption : fig. s2 mean fluorescence intensities (mfis) was calculated in mcf-7 and mcf-7/adr cells treated with control, free dox and nps by imagej.