Table 1.
The cell growth inhibitory ratio of BMECs by PLA NPs (%)
| working concentration (μg/ml) | Incubation time
|
|||||
|---|---|---|---|---|---|---|
| 30min | 1h | 2h | 4h | 8h | 16h | |
| 1 | 1.5±0.8 | 1.8±1.7 | 2.5±1.2 | 1.8±1.0 | 1.6±1.2 | 1.6±1.1 |
| 2 | 1.8±1.1 | 1.7±1.2 | 2.0±1.4 | 2.1±0.9 | 1.9±1.6 | 1.8±2.1 |
| 5 | 3.6±1.5 | 2.7±1.5 | 2.5±1.2 | 2.8±1.2 | 2.0±1.9 | 1.9±1.6 |
| 10 | 5.2±1.6 | 4.0±1.3 | 3.6±0.2 | 3.2±0.3 | 2.8±1.1 | 2.2±1.2 |
| 20 | 8.4±1.8# | 7.6±1.2# | 6.7±2.2# | 4.3±1.6# | 3.8±2.1# | 3.1±1.4# |
#
Comparison of cell growth inhibitory ratio between different working concentration in the same column of incubation time, p<0.05.