Vegf receptor inhibitor (SU5416) treatment and HSPC emergence from the DA. Time-lapse imaging of cd41:gfp (HSPCs; green) and flk:mCherry (ECs; magenta) SU5416-treated embryos from 48–52 hpf. In this movie there are no obvious DA cells that complete EHT. Corresponds to Figure 6B (SU5416).