Table 1.
Total Testis, Uterus, and Ovary Weight and Number of Embryos Flushed from the Oviducts of Mice on Different Genetic Backgrounds
| Genetic background | Av. weight ±s.d.+/+ | −/− | Percent reduction | t-test P-value |
| A. Testis | ||||
| R1 | 208.2 ± 29.4 (n = 15) | 154.0 ± 37.6 (n = 16) | 26 | <0.001 |
| W9.5 | 191.9 ± 14.3 (n = 6) | 156.1 ± 17.1 (n = 7) | 19 | 0.002 |
| C57 | 186.8 ± 15.3 (n = 13) | 159.9 ± 17.9 (n = 12) | 14 | <0.001 |
| B. Uterus | ||||
| R1 | 114.9 ± 23.0 (n = 6) | 79.7 ± 27.8 (n = 7) | 31 | 0.032 |
| W9.5 | 122.8 ± 31.7 (n = 9) | 82.5 ± 19.0 (n = 5) | 33 | 0.024 |
| C57 | 94.5 ± 14.3 (n = 10) | 52.9 ± 20.1 (n = 7) | 44 | <0.001 |
| C. Ovary | ||||
| R1 | 10.4 ± 3.8 (n = 6) | 11.2 ± 1.8 (n = 7) | N.R. | 0.635 |
| W9.5 | 8.7 ± 2.1 (n = 9) | 8.8 ± 2.4 (n = 5) | N.R. | 0.878 |
| C57 | 7.3 ± 2.2 (n = 10) | 8.0 ± 1.8 (n = 7) | N.R. | 0.513 |
| D. No. of embryos | ||||
| R1 | 7.8 ± 5.0 (n = 6) | 4.7 ± 3.3 (n = 7) | N.R. | 0.198 |
| W9.5 | 5.9 ± 3.5 (n = 9) | 3.4 ± 3.1 (n = 5) | N.R. | 0.210 |
| C57 | 4.9 ± 2.9 (n = 10) | 4.6 ± 3.6 (n = 7) | N.R. | 0.838 |
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Ten-week-old +/+ and −/− mice were used. Uteri, ovaries, and embryos were collected at day 0.5 of vaginal plug using previously unmated females. Weight is in mg. (N.R.) Not relevant, asP-value is insignificant.
