Fig. 1From: Fetal hypoxia and apoptosis following maternal porcine reproductive and respiratory syndrome virus (PRRSV) infectionTUNEL staining in three fetal tissues of PRRSV-infected fetuses. A Diffuse areas of apoptosis on fetal thymus; B Higher magnification fetal thymus to display apoptosis (arrow) in thymocytes; C Areas with multiple apoptosis staining on fetal liver; D Higher magnification fetal liver to display apoptosis (arrow) in hepatocytes; E Focal spots of apoptosis in the fetal heart (arrow); F Higher magnification fetal heart to display apoptosis (arrow) in myocytesBack to article page