Research Article
Reproductive Toxicity of Zishen Yutai Pill in Rats: The Fertility and Early Embryonic Development Study (Segment I)
Table 3
Changes in epididymal sperm number and motility in male rats.
| Terms | Vehicle control group | Positive control group | Zishen Yutai Pill-treated groups | Low dose-treated group | Moderate dose-treated group | High dose-treated group |
| Epididymal weight (g) | 0.175 ± 0.033 | 0.158 ± 0.028 | 0.180 ± 0.026 | 0.167 ± 0.028 | 0.183 ± 0.036 | Sperm density (106/mL) | 22.3 ± 14.7 | 12.5 ± 12.6 | 16.7 ± 9.2 | 21.4 ± 11.2 | 18.2 ± 10.7 | Motile sperm density (106/mL) | 12.9 ± 9.8 | 6.6 ± 9.9 | 12.1 ± 8.8 | 14.5 ± 10.9 | 11.3 ± 8.8 | Progressive sperm density (106/mL) | 3.5 ± 2.8 | 1.9 ± 3.2 | 3.3 ± 2.2 | 4.0 ± 2.9 | 3.3 ± 2.6 | Percentage of sperm motility (%) | 55.6 ± 24.8 | 44.4 ± 22.6 | 66.6 ± 15.7 | 59.9 ± 26.5 | 54.5 ± 26.9 | Percentage of rapid activities (%) | 46.7 ± 23.1 | 37.7 ± 20.2 | 58.6 ± 14.4 | 51.7 ± 23.5 | 47.5 ± 25.4 | Sperm count (106/g) | 131.9 ± 94.0 | 76.9 ± 58.9 | 94.6 ± 55.4 | 125.6 ± 53.8 | 102.2 ± 59.4 | Average path velocity (m) | 196.5 ± 35.5 | 201.2 ± 39.3 | 217.8 ± 20.1 | 213.8 ± 44.3 | 211.1 ± 44.1 | Straight-line velocity (mm/s) | 132.8 ± 23.2 | 134.3 ± 33.5 | 147.7 ± 16.6 | 144.7 ± 33.7 | 145.2 ± 30.8 | Curvilinear velocity (mm/s) | 337.1 ± 71.5 | 349.4 ± 81.3 | 371.0 ± 45.2 | 360.9 ± 87.7 | 357.6 ± 78.7 | Amplitude of lateral head displacement (mm) | 13.6 ± 3.6 | 13.2 ± 3.3 | 14.7 ± 1.9 | 14.1 ± 4.2 | 13.9 ± 3.7 | Beat-cross frequency (HZ) | 16.6 ± 4.4 | 16.2 ± 4.6 | 15.8 ± 2.7 | 17.7 ± 8.0 | 15.4 ± 4.0 | Straightness (%) | 67.0 ± 7.7 | 63.9 ± 5.9 | 65.3 ± 3.3 | 64.8 ± 6.4 | 66.8 ± 3.0 | Linearity (%) | 43.0 ± 9.4 | 40.2 ± 6.9 | 41.4 ± 3.9 | 41.6 ± 5.2 | 42.3 ± 3.8 | Elongation (%) | 29.7 ± 8.1 | 28.4 ± 13.7 | 28.0 ± 3.8 | 31.5 ± 13.9 | 27.4 ± 5.3 | Area (m2) | 230.8 ± 49.6 | 857.8 ± 3251.5 | 229.9 ± 39.5 | 881.1 ± 3251.4 | 221.3 ± 49.3 | Abnormal sperm count (/1000) | 14.7 ± 1.8 | 69.7 ± 5.5 | 15.8 ± 1.7 | 16.3 ± 2.8 | 16.6 ± 3.6 |
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and compared with the vehicle control group.
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