In order to identify the dairy goat mGSC characteristics and whether Tet1 effects on the fate of mGSCs, we transplantated mGSC-pCDH and mGSC-pCDH-mTet1 cells into infertility mouse testes treated with busulfan (Figs S1 and 3A). The gene discussed is TET1; the disease is Infertility.