Movie 1.

Heart reversals with a pause and collisions, and a reversal event observed 1 day after isolation. Heart reversals with a pause and collisions shown in this movie were observed 3 h and 10 min after isolation, respectively, in different hearts.

Pulsation waves along the Ciona heart tube reverse by bimodal rhythms expressed by a remote pair of pacemakers

Yuma Fujikake, Kéita Fukuda, Katsuyoshi Matsushita, Yasushi Iwatani, Koichi Fujimoto, and Atsuo S. Nishino

Journal of Experimental Biology 2024. 227:None-None; doi: 10.1242/jeb.246810