Genotypes of Live Weanling Mice Produced by Crosses Between Mice Heterozygous for ζ− or α1− Null Alleles
| Cross . | Genetic Background . | Genotype of Offspring Observed (expected) . | ||
|---|---|---|---|---|
| . | . | +/+ . | +/− . | −/− . |
| A.ζ+/− × ζ+/− | Mixed (129/Bl Swiss) | |||
| Strain c1-13 | 43 (32) | 73 (64) | 11 (32) | |
| Strain c1-24 | 35 (26) | 63 (52) | 8 (26) | |
| B.ζ+/− × ζ+/− | Inbred 129 | |||
| Strain c1-13 | 45 (31) | 79 (62) | 0 (31) | |
| C.α1+/− × α1+/− | Mixed (129/Bl Swiss) | |||
| Strain c1-38 | 19 (25) | 62 (50) | 20 (25) | |
| D.α1+/− × α1+/− | Inbred 129 | |||
| Strain c1-38 | 6 (6) | 13 (12) | 5 (6) | |
| Cross . | Genetic Background . | Genotype of Offspring Observed (expected) . | ||
|---|---|---|---|---|
| . | . | +/+ . | +/− . | −/− . |
| A.ζ+/− × ζ+/− | Mixed (129/Bl Swiss) | |||
| Strain c1-13 | 43 (32) | 73 (64) | 11 (32) | |
| Strain c1-24 | 35 (26) | 63 (52) | 8 (26) | |
| B.ζ+/− × ζ+/− | Inbred 129 | |||
| Strain c1-13 | 45 (31) | 79 (62) | 0 (31) | |
| C.α1+/− × α1+/− | Mixed (129/Bl Swiss) | |||
| Strain c1-38 | 19 (25) | 62 (50) | 20 (25) | |
| D.α1+/− × α1+/− | Inbred 129 | |||
| Strain c1-38 | 6 (6) | 13 (12) | 5 (6) | |