Fig. 2From: Delivery of disulfiram into breast cancer cells using folate-receptor-targeted PLGA-PEG nanoparticles: in vitro and in vivo investigationsThe structure of PLGA-PEG-folate and its proton’s position (a), the 1H NMR spectra of PLGA-PEG-folate (b). The peak positions in spectra correspond to the proton positions in PLGA-PEG-folate structureBack to article page