EMBRYONIC DEVELOPMENT & STEM CELL COMPENDIUM
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XY Germ Cells (TsCr)


Tst.TsCr.XYGCs
XY germ cells arrest in mitosis at around E15–16 in the mouse and do not divide again until postnatally as spermatogonia. 
E15 - E(N/A)
Prospermatogonium
Male Gametocytes, Germ Cells
XY Germ Cells
Multiple Ancestors Single Ancestor No Descendants Develops from Part of Parent