To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S2. ATP and IP3 molecules in the pore of a homotypic connexin 26 hemichannel. Critical role of ATP-induced ATP release for Ca2+ signaling in nonsensory cell networks of the developing cochlea Federico Ceriani, Tullio Pozzan, and Fabio Mammano PNAS. 2016. DOI: 10.1073/pnas.1616061113 Download Original Video Browse All Videos »