Pearson’s correlation coefficients between markers for germ and stem cells and all genes examined and gestational age.

The intensity of the background colour indicates the strength of the significance of the correlation. Blue is a negative correlation and red is a positive correlation. (aP bP cP背景颜色的深浅程度代表相关性显著性的强弱。蓝色代表负相关，红色代表正相关。(aP bP cP)