Fig. 2From: Fetal hypoxia and apoptosis following maternal porcine reproductive and respiratory syndrome virus (PRRSV) infectionBox-and-whisker plot of TUNEL positive foci counts and sizes by group. The Y-axis presents the size or counts, the X-axis presents the tissues analyzed. Each group is represented by a different colour. A Size of TUNEL positive foci/μm2 in fetal heart, liver and thymus and B counts/mm2 of TUNEL positive stainingBack to article page