To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 1 Representative time-lapse movie of the node and notochordal cell movement in control embryo (Foxa2mNE-Cre X zEG). Left: original movie; Right: overlaid with cell trajectory. Frames were captured every 10 minutes. Repeats n =3. Development ; doi: 10.1242/dev.192724 Download Original Video