Table 2.

Developmental analysis of the number of nucleated cells

TimeTissueMass (mg)/mouseCell content (×10-4)
E10Placenta38.4±9.034±9
Yolk sac22.5±7.04±1.5
Liver13.2±5.00.65±0.36
E12Placenta47.8±6.030.7±12
Yolk sac28.7±6.07.5±2.4
Liver34.5±8.063±35
E15Placenta71.6±9.047.7±9.4
Yolk sac33.8±5.06.9±2.7
Liver46.5±10.0383±105
E17Placenta85.5±8.057.9±12
Yolk sac39.3±5.07.4±1.3
Liver58.5±12.0860±303
  • Tissue mass and cell content are expressed per tissue from one embryo.

    Each point was calculated from 10 organs.