Semen | Concentration (108/mL) | Motility (%) | VAP (µm/s) | VCL (µm/s) | VSL (µm/s) | Abnormality (%) | RFU |
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TP | 3.81 ± 0.22** | 86.00 ± 1.63** | 21.59 ± 0.52 | 46.17 ± 6.80 | 18.37 ± 3.82 | 8.61 ± 0.24* | 17.73 ± 3.81 |
YP | 2.91 ± 0.13 | 73.00 ± 3.00 | 20.03 ± 0.54 | 43.07 ± 6.20 | 17.37 ± 3.29 | 9.40 ± 0.17 | 25.40 ± 4.42 |
- * Note: Each bar represents the mean ± standard deviation (SD); * Significant difference (p < 0.05), **Highly significant difference (p < 0.01). VAP = Average path velocity; VCL = Curvilinear velocity; VSL = Straight line velocity; RFU = Reactive oxygen species (ROS) fluorescence unit, which represent the sperm ROS level; TP = Tibetan pig (n = 10); YP = Yorkshire pig (n = 10)