Table 1.
Effect of FSH, LH or LH with FSH on development of porcine preantral follicles in vitro
| Variable concentration (ng/ml) | Follicle diameter(mean+SEM, μm) | Antrum formation (%) | |
|---|---|---|---|
| Start size (day 0)a | End size (day 3) | ||
| 0 (Control) | 296 ± 8 | 357 ± 5* | 0 |
| FSH 1.5 | 297 ± 9 | 471 ± 7 | 89 ± 2 |
| LH 15 | 297 ± 6 | 366 ± 7 | 0 |
| 30 | 297 ± 8 | 377 ± 6 | 0 |
| 60 | 296 ± 8 | 378 ± 8 | 0 |
| FSH 1.5 + LH | |||
| 15 | 296 ± 7 | 479 ± 10 | 86 ± 4 |
| 30 | 298 ± 6 | 485 ± 11 | 90 ± 2 |
| 60 | 297 ± 7 | 481 ± 9 | 87 ± 3 |
aThe diameters between conditions were not different on day 0.
*p < 0.05 as compared with other conditions.