To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S3 This video shows the lack of cardiac contraction and circulation of myl7 mutant. Re-evaluating the functional landscape of the cardiovascular system during development Norio Takada, Madoka Omae, Fumihiko Sagawa, Neil C. Chi, Satsuki Endo, Satoshi Kozawa, and Thomas N. Sato Biology Open 2017. 6:1756-1770; doi: 10.1242/bio.030254 Download Original Video