Fig. 1From: PEGylated magnetic nanographene oxide for targeted delivery of arsenic trioxide and sec-o-glucosylhamaudol in tumor treatment with improved dual-drugs synergistic effecta FT-IR spectra of GO, PEG@MGO, and PEG@MGO@ATO + SOG. b X-ray diffraction patterns of GO, Fe3O4, and PEG@MGO. SEM image of GO (c), PEG@MGO (d), and PEG @ MGO@ATO + SOG (e)Back to article page