Movie 6

Representative time-lapse movie of arterial endothelial cell migrations during vasculogenesis of the dorsal aorta after knockdown of claudin-5a. Shown is the endothelial-specific line Tg(fli1:nEGFP)^y7. White dots indicate single arterial endothelial cells. Images were acquired every 30 min over a total time of 7 h from 17 hpf to 24 hpf. Scale bar: 30 μm. Related to Fig. 4B.