Micro-CT Imaging of RGD-Conjugated Gold Nanorods Targeting Tumor In Vivo

Table 1

Zeta potentials of gold nanomaterials.

Gold nanomaterials	Zeta potential
	Mean (mV)	Standard deviation
AuNRs	40	±5
PEG-AuNRs	−25	±2
RGD-AuNRs	−17	±2