Movie 8

Time-lapse imaging of a Tg[fli1a:EGFP]^y1;Tg[-0.8flt1:RFP]^hu5333 MO-ccbe1/MO-dll4 embryo (all ECs labeled in green, arterial ECs labeled in red) from 30 to 54h30 hpf showing ISV regression in the absence of secondary sprouting (frame interval: 15 minutes). Scale bars, 50μm