Fig. 4From: Gestational heat stress alters skeletal muscle gene expression profiles and vascularity in fetal pigs in a sexually dimorphic mannerPhotomicrographs of representative positive CD31 staining, the biomarker for blood vessel endothelium (examples indicated by red arrows), in fetal longissimus dorsi (LD) muscles of fetuses from the control (CON; A) or heat stress (HS; B) groups. CON: n = 14 LD samples, HS: n = 16 LD samples. Total magnification: 100×. Bars: 200 μmBack to article page