Table 1.
Absolute volumes of placental components in CD1 and B6 placentas at two stages of late gestation
| CD1 Mice |
B6 Mice |
|||
|---|---|---|---|---|
| E15.5 | E17.5 | E15.5 | E17.5 | |
| No. of placentas/group | 5 | 6 | 6 | 5 |
| Placenta | 90.7 ± 10.1 | 112.4 ± 6.4 | 89.7 ± 10.3 | 91.8 ± 6.6 |
| Labyrinth Zone | 30.3 ± 3.4a | 56.3 ± 2.1b | 26.8 ± 2.1a | 42.5 ± 5.9b |
| Junctional Zone | 30.6 ± 4.2 | 25.6 ± 3.0 | 32.9 ± 4.9 | 24.2 ± 4.9 |
| Decidua Basalis | 21.1 ± 3.4 | 20.0 ± 2.4 | 24.3 ± 4.0 | 18.4 ± 1.5 |
| Chorionic Plate | 7.9 ± 1.5 | 9.1 ± 1.5 | 5.5 ± 1.8 | 6.6 ± 1.6 |
Data are means ± SE (in mm3). B6, C57B1/6; E, embryonic day.
a,b
Different letters show a significant difference between gestational ages (P < 0.05) as determined by two-way ANOVA followed by Tukey post hoc tests. Significant differences in absolute volumes were not detected between strains by two-way ANOVA.