To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie 6 Bright field video of a representative double-rescued tnnt2a-/- heart that was fully functional. Combinatorial genetic replenishments in myocardial and outflow tract tissues restore heart function in tnnt2 mutant zebrafish Lian Liu, Fei Fei, Ranran Zhang, Fang Wu, Qian Yang, Feng Wang, Shaoyang Sun, Hui Zhao, Qiang Li, Lei Wang, Youhua Wang, Yonghao Gui, and Xu Wang Biology Open 2019. 8:None-None; doi: 10.1242/bio.046474 Download Original Video