Table 1.
Different conditions applied in studying the effect of caffeine, pentoxifylline, and kallikrein concentrations on the hyperactivation of bovine sperm.
| Number | In vitro conditions | Treatment |
|---|---|---|
| 1 | Universal IVF medium | Control |
|
| ||
| 2 | Universal IVF medium + 1 mM | Caffeine |
| 3 | Universal IVF medium + 5 mM | |
| 4 | Universal IVF medium + 10 mM | |
|
| ||
| 5 | Universal IVF medium + 1 mM | Pentoxifylline |
| 6 | Universal IVF medium + 5 mM | |
| 7 | Universal IVF medium + 10 mM | |
|
| ||
| 8 | Universal IVF medium + 1 U/mL | Kallikrein |
| 9 | Universal IVF medium + 4 U/mL | |
| 10 | Universal IVF medium + 8 U/mL | |