Movie 1.
B-mode ultrasound showing the proper orientation of the fetal heart prior to microinjection. In this view, the highly echogenic top and bottom walls of the left atrium can be visualized as bright horizontal lines (indicated by yellow arrows).
A mouse model of hypoplastic left heart syndrome demonstrating left heart hypoplasia and retrograde aortic arch flow
Disease Models and Mechanisms 2021. 14:None-None; doi: 10.1242/dmm.049077