表3 ROS敏感DOX前药及其体外释放特征
前药名称 | 敏感键 | 考察时间 | 考察指标 |
mPEG-TK-DOX[25] | 硫缩酮键 | 12 h | PBS 9 h 30 nm vs PBS+ROS 9 h 956 nm |
PEG-TK-DOX[26] | 硫缩酮键 | 48 h | PBS 250 nm vs PBS+ROS 1500 nm |
MAN-TK-DOX[27] | 硫缩酮键 | 80 h | 1μmol/L H2O2 16.8% vs 100μmol/L H2O2 45% |
DOX-TK-OXY[28] | 硫缩酮键 | 144 h | PBS 12% vs PBS+H2O2 76.8% |
P-TK-DOX[29] | 硫缩酮键 | 12 h | PBS 10% vs PBS+H2O2 76.5% |