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| Age (days) | Genotype |
Total number | ||
|---|---|---|---|---|
| +/+ | +/– | –/– | ||
| E10.5 | 5 | 11 | 9 | 25 |
| E13.5 | 9 | 20 | 7 | 36 |
| E16.5 | 4 | 15 | 6 | 25 |
| E18.5 | 76 | 118 | 58 | 252 |
| P1 | 32 | 54 | 0 (26) | 112 |
| 3 weeks | 48 | 82 | 0 | 130 |
The number of live embryos and mice of each genotype at the stages indicated is shown. The number of dead neonates is shown in parentheses. P1, post-natal day 1.
