Table 1 The median X: A expression ratio in female germ cells at the different stages.

From: Dosage compensation in the process of inactivation/reactivation during both germ cell development and early embryogenesis in mouse

Cell type

Number of active X chromosome

X: A ratio (all genes)

X: A ratio (expression genes)

FGSCs

1

0.39£

0.89§

E12.5 PGCs

≈2

0.48£

0.91§

E13.5 PGCs

≈2

0.49£

0.93§

E16.5 PGCs

≈2

0.52£

0.93§

NGO

2

0.38£

0.94§

FGO

2

0.15£

0.85§

  1. £Means the X: A ratio is significant close to 0.5 compare to1 (χ-squared test, p < 0.001), §means the X: A ratio is significant close to 1 compare to 0.5 (χ-squared test, p < 0.001).