Table 1. Outcome of heterospermic insemination with freshly ejaculated sperm and GSH-treated frozen-thawed sperm in Labrador retrievers.
Bitch no. | Days after LH surge |
Profile of FT-TCI |
Number of puppies |
|||||
3 | 4 | 5 | 6 | Total volume of semen nseminated (ml) * |
Post-thaw progressive motility (%) |
FT-TCI | Fr-AI·NM | |
1 | ― | ― | FT-TCI | NM | 1.5 | 30 | 0 | 7 |
FT-TCI | ||||||||
2 | ― | ― | Fr-AI | Fr-AI | 3 | 45 | 0 | 7 |
FT-TCI | FT-TCI | |||||||
3 | Fr-AI | Fr-AI | Fr-AI | Fr-AI | 4.8 | 22.5 | 4 | 6 |
FT-TCI | FT-TCI | |||||||
4 | FT-TCI | FT-TCI | FT-TCI | FT-TCI | 6 | 50 | 1 | 0 |
FT-TCI: transcervical insemination with frozen-thawed semen. Fr-AI: artificial insemination with fresh ejaculate. NM: natural mating. * Concentrations of GSH-treated frozen-thawed sperm: 100 × 106 sperm/ml.