Video 1. Representative movie of beating regions in the cardiac crescent at Stage 1.

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DOI: 10.7554/eLife.17113.005

DIC imaging of a stage 1 embryo highlighting beating regions in the lateral regions (dotted circle) of the developing cardiac crescent. Acquisition was performed at 10 frames per second (fps) with a 20x objective and movie played at 8 fps. Scale bar: 100 µm.

DOI: http://dx.doi.org/10.7554/eLife.17113.005