J:219252 Misra C, Chang SW, Basu M, Huang N, Garg V, Disruption of myocardial Gata4 and Tbx5 results in defects in cardiomyocyte proliferation and atrioventricular septation. Hum Mol Genet. 2014 Oct 1;23(19):5025-35
Indicates gene expression was analyzed but not necessarily detected.