指标(Item) | 2月龄大鼠 (YC) | 12月龄大鼠 (MC) | MC + 虫草素 5 mg/kg | MC + 虫草素 10 mg/kg | MC + 虫草素 20 mg/kg |
活力(Motility, %) | 74.7 ± 8.8 | 34.0 ± 8.7* | 55.2 ± 7.2** | 56.2 ± 8.7** | 59.7 ± 6.5** |
行进率(Progressive, %) | 33.7 ± 4.2 | 12.7 ± 3.9* | 24.8 ± 3.7** | 25.6 ± 4.4** | 28.5 ± 4.6** |
平均路径速度(VAP, um/s) | 220.3 ± 32.8 | 165.3 ± 74.6 | 188.0 ± 21.4 | 179.9 ± 17.6 | 209.7 ± 29.3 |
平均直线运动速度(VSL, um/s) | 158.0 ± 27.5 | 113.4 ± 32.6* | 134.3 ± 13.4 | 129.1 ± 12.0 | 145.1 ± 21.5 |
平均曲线运动速度(VCL, um/s) | 268.3 ± 25.5 | 270.5 ± 80.7 | 295.5 ± 38.9 | 288.7 ± 28.7 | 334.8 ± 51.2 |
运动的直线性 (LIN = VSL/VCL × 100, %) | 58.7 ± 6.2 | 42.7 ± 9.5* | 45.6 ± 1.6 | 44.7 ± 0.7 | 43.4 ± 1.9 |
运动的前向性 (STR = VSL/VAP × 100, %) | 71.5 ± 4.3 | 72.0 ± 11.9 | 71.5 ± 1.0 | 71.8 ± 0.8 | 69.1 ± 2.3 |
运动的摆动性 (WOB = VAP/VCL × 100, %) | 81.9 ± 6.7 | 59.8 ± 11.8* | 63.7 ± 1.6 | 62.3 ± 0.7 | 62.7 ± 1.1 |