Fig6D(wt). Copyright: Reprinted with permission from Elsevier from [doi:10.1016/j.ydbio.2006.05.023] Dev Biol 297: 566-86, Mori AD; Zhu Y; Vahora I; Nieman B; Koshiba-Takeuchi K; Davidson L; Pizard A; Seidman JG; Seidman CE; Chen XJ; Henkelman RM; Bruneau BG, Tbx5-dependent rheostatic control of cardiac gene expression and morphogenesis. Copyright 2006