text:  Day 3 EBs at 24hr after ER71/Etv2, GATA2 and Scl induction A Doxycycline treated iEGS, ES cell tissue: embryonic stem cell; genotype: ER71/Etv2, GATA2 and Scl co-expression; timepoint: D3; treatment: +DOX; replicate: 1