Total numbers of EGSCs (D), number of EGSCs per cyst with type II division (E), total numbers of germ cells with type I or type II division (F), and number of PCNA-positive type I and cystic type II germ cells relative to the total number of type I or type II germ cells, respectively (G), in wt female or male embryos (represented by gray empty bars or full bars, respectively) and sgN1b female or male embryos (represented by cyan empty bars or full bars, respectively). Here, PCNA is linked to cyst.