Table 3.

Drug-loading collar and entrapment efficiency of N-COS-PLA drug-loaded microspheres with different proportions.

Sample	Proportion	Drug Loading (%)	Embedding Rate (%)
1	1:10	8.71 ± 0.01	17.42 ± 0.02
2	1:20	8.36 ± 0.04	16.72 ± 0.08
3	1:40	6.63 ± 0.03	13.26 ± 0.06
4	1:60	6.66 ± 0.03	13.33 ± 0.07
6	1:100	11.28 ± 0.06	22.52 ± 0.012