1.
不同浓度二氢丹参酮Ⅰ在不同时间点对SPC-A-1细胞的生长抑制作用（Mean±SD）
Growth inhibition effect of Dihydrotanshinone Ⅰ over a range of concentrations on SPC-A-1 cell line at different times(Mean±SD)
| Concentration（μg/mL） | 24 h | 48 h | 72 h | |||||
| OD | Inhibitory rate (%) | OD | Inhibitory rate (%) | OD | Inhibitory rate (%) | |||
| OD: optical density. *P < 0.05, compared with the control group. | ||||||||
| Control | 0.275±0.011 | — | 0.458±0.010 | — | 0.565±0.003 | — | ||
| 2.0 | 0.143±0.010* | 48.09 | 0.231±0.034* | 49.54 | 0.229±0.044* | 59.47 | ||
| 4.0 | 0.125±0.010* | 54.64 | 0.086±0.009* | 81.20 | 0.094±0.023* | 83.40 | ||
| 6.0 | 0.124±0.018* | 55.01 | 0.056±0.003* | 87.71 | 0.033±0.005* | 94.12 | ||
| 8.0 | 0.119±0.016* | 56.56 | 0.039±0.006* | 91.53 | 0.026±0.005* | 95.40 | ||
| 10.0 | 0.078±0.013* | 71.49 | 0.031±0.004* | 93.34 | 0.012±0.004* | 97.92 | ||