Table 1.

Duration of cell cycle phases in the VZ of cD2−/−, cD1−/−, and WT littermates (cD2+/+, cD1+/+)

cD2+/+ (n = 37)cD2−/− (n = 38)cD1+/+ (n = 38)cD1−/− (n = 36)
GF (%)92.5 ± 0.391.6 ± 2.191.7 ± 4.092.6 ± 0.7
Tc (h)22.1 ± 0.923.8 ± 0.822.8 ± 1.423.1 ± 1.7
TG2+M (h)2.4 ± 0.12.4 ± 0.12.4 ± 0.12.4 ± 0.2
TG1 (h)12.2 ± 0.616.5 ± 0.6*12.4 ± 0.912.4 ± 1.1
Ts (h)7.5 ± 0.34.8 ± 0.2*8.0 ± 0.58.3 ± 0.6
Model fit: SSR/MSE0.275/0.0010.234/0.0010.254/0.0040.253/0.006
  • Data represent estimated parameter ± SE. SSR, Sum of squared residuals; MSE, mean squared error. No significant differences between cD1+/+ and cD1−/− or cD2+/+ estimates.

  • *p < 0.05; z-statistic, 7.98 (Ts), −5.1 (TG1) cD2+/+ versus cD2−/−.