Fig. 2
Characteristics of PEG-CdTe and PEG-CdTe-DOX. Notes: a, b TEM images of PEG-CdTe and PEG-CdTe-DOX. c DLS analysis of PEG-CdTe and PEG-CdTe-DOX. e The optimized PEG-CdTe-DOX drug delivery system synthesizing from different incubation concentrations of DOX to PEG-CdTe. d DOX released from PEG-CdTe-DOX in PBS at pH 5.0, 6.0, 7.4, or 8.0 at 37 °C in vitro. f The viability of 293 t cells after treatment with different concentrations of PEG-CdTe