Table 2.
Pregnancy outcomes following embryo transfer
| Recipients | Treatment | Animal ID | Pregnancy outcome | Calving data | Sex of offspring |
|---|---|---|---|---|---|
| 1 | bPRNP | 752 | Pregnant | Twins (1 normal +1 stillborn) | Male* |
| FemaleSB | |||||
| 2 | bPRNP | 769 | Pregnant | 1 calf | Male |
| 3 | bPRNP | 772 | Nonpregnant | ||
| 4 | bPRNP | 774 | Pregnant | 1 calf | Female |
| 5 | bPRNP | 786 | Pregnant | 1 calf | Male |
| 6 | bPRNP | 789 | Pregnant | 2 calves (1 euthanized) | Male |
| 7 | bPRNP | 804 | Nonpregnant | ||
| 8 | bPRNP | 819 | Nonpregnant | ||
| 9 | bPRNP | 827 | Pregnant | 1 calf | Male |
| 10 | Control | 806 | Nonpregnant | ||
| 11 | Control | 809 | Pregnant | 1 calf | Male |
| 12 | Control | 829 | Nonpregnant | ||
| Total live calves at birth | 6 edited calves; | ||||
| 1 wildtype control calf |
*
Calf 752 male died two days after birth.
bPRNP, bovine prion protein.