Fig. 1From: mAb MDR1-modified chitosan nanoparticles overcome acquired EGFR-TKI resistance through two potential therapeutic targets modulation of MDR1 and autophagyFluorescence microscope images of identification of mAb MDR1 with immunofluorescence: a CS NPs; b liquid supernatant; c mAb MDR1-NPs. Characterization of gefitinib/CQ mAb MDR1-NPs: d TEM image of gefitinib/CQ mAb MDR1-NPs; e DLS analysis of gefitinib/CQ mAb MDR1-NPs; f accumulated release of gefitinib and CQ from gefitinib/CQ mAb MDR1-NPs in the medium at pH 7.4. The results are expressed as the mean ± SD (n = 3)Back to article page