CELL DEATH AND CARDIAC MORPHOGENESIS
OTF = Outflow Tract
RA = Right Auricle
RV = Right Ventricle
LA = Left Auricle
LV = Left Ventricle
PA = Pulmonary Artery
Ao = Aorta
a = Apoptotic Cardiomyocyte
From:  Watanabe et al. Dev. Bio. 240: 274-288 (2001)