Fig. 4From: Biosynthesis, characterization of PLGA coated folate-mediated multiple drug loaded copper oxide (CuO) nanoparticles and it’s cytotoxicity on nasopharyngeal cancer cell linesFTIR Spectra of free docetaxel, doxorubicin, CuO NPs, FOL-PLGA-CuO NPs, CD-1, CD-2 and CD-3. No new or drastic changes are seen in the spectra of CD-1, CD-2 or CD-3 which may indicate a change in functionBack to article page