Background | Mean number of plugs per session ± SEM | Mean number of 1-cell embryos ± SEM | Mean number of 2-cells embryos ± SEM | Mean fertilization rates (%) ± SEM |
C57BL/6J | 4.672 ± 0.2826 | 22.72 ± 1.383 | 13.23 ± 0.9228 | 59.96 ± 2.331 |
B6*129 | 5.000 ± 0.5222 | 25.16 ± 3.351 | 16.86 ± 2.716 | 66.76 ± 5.689 |
FVB/NJ | 7.462 ± 0.8444 | 19.88 ± 3.853 | 10.02 ± 1.867 | 58.88 ± 8.099 |