. 2019 Jan 30;9(4):1047–1065. doi: 10.7150/thno.29820

Table 1.

Characterization of Pt(IV) NPs with different cRGD ligand densities.

Nanoparticles	cRGD (%)	Size (nm)^a)	PDI^a,b)	Zeta potential (mV)^a)	Drug loading efficiencies (%)^c)
Pt(IV) NPs	0	148.8 ± 0.9	0.17 ± 0.02	-5.97 ± 0.42	2.12 ± 0.14%
Pt(IV) NP-0.25%cRGD	0.25	149.6 ± 1.3	0.21 ± 0.01	-6.17 ± 0.89	2.17 ± 0.21%
Pt(IV) NP-0.5%cRGD	0.5	153.7 ± 0.7	0.20 ± 0.02	-5.93 ± 1.27	2.24 ± 0.17%
Pt(IV) NP-cRGD	1	151.1 ± 1.3	0.22 ± 0.01	-5.27 ± 0.38	2.37 ± 0.11%
Pt(IV) NP-2%cRGD	2	158.1 ± 1.1	0.24 ± 0.03	-5.42 ± 0.60	2.32 ± 0.25%

^a) Determined by DSL; ^b) Polydispersity; ^c) Determined by ICP-MS; Data were represented as mean ± SD (n = 3).