Synthesis, Characterization, and Evaluation of a Novel Amphiphilic Polymer RGD-PEG-Chol for Target Drug Delivery System

Table 2

Data of PTX liposome when mass ratio of A/B is 2 : 8.

(A + B)/PTX	Size/nm	PDI	Zeta/mV	DL/%	EE%
10 : 1	111.9±7.8	0.175±0.5	26.5±0.3	1.48±0.017	95.11±0.24
15 : 1	71.36±6.1	0.192±0.17	19.1±0.7	1.06±0.022	98.85±0.33
20 : 1	63.76±5.2	0.172±0.32	16.7±1.1	0.81±0.015	99.12±0.25
30 : 1	66.11±4.7	0.144±0.11	13.2±0.8	0.53±0.012	99.7±0.19

Note: A: mPEG-Chol B: RGD-PEG-Chol A/B = 2 : 8.