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Genotypes of offspring from Irx1+/− intercrosses. Embryos and new born pups were harvested from E12.5 embryonic stage to P1. Numbers in parenthesis indicate dead newborns.
| Developmental stage | Genotype | Total | ||
|---|---|---|---|---|
|
| ||||
| +/+ | +/− | −/− | ||
| E12.5/E13.5 | 8 | 13 | 4 | 25 |
| E14.5/E15.5 | 25 | 35 | 19 | 79 |
| E16.5/E17.5 | 6 | 21 | 5 | 32 |
| E18.5 | 13 | 25 | 14 | 52 |
| P0 | 20 | 37 | 19 (4) | 76 |
| P1 | 13 | 28 | 0 | 41 |
