Fig. 3

Characterization of Au NR@PAMAM-GX1 and Au NR@PAMAM-GX1/FAM172A complexes. CT images (A) and X-ray attenuation intensity (B) of Au NR@PAMAM-GX1 with different concentrations. C Gel retardation assay of Au NR@PAMAM-GX1/FAM172A with different N/P ratios. D Zeta potential and (E) hydrodynamic diameter of Au NR@PAMAM-GX1/FAM172A with different N/P ratios