Fig. 8From: Biosynthesis, characterization of PLGA coated folate-mediated multiple drug loaded copper oxide (CuO) nanoparticles and it’s cytotoxicity on nasopharyngeal cancer cell linesDAPI staining of CNE-2 cells on treatment with (a) PBS; b CuO NPs; c FOL-PLGA-CuO NPs; d CD-1; e CD-2; f CD-3. DAPI staining of cells treated with CuO nanoparticles show dead and disfigured cells not visible in other formulationsBack to article page