Fig. 7

Effect of dopamine receptor D4 (DRD4) on angiotensin II type 1 receptor (AT1) protein expression in primary vascular smooth muscle cells (VSMCs) of broilers. VMSCs were incubated with different doses of D4A or D4I for 24 h. a, b, c Dose-dependent effect of D4A (HY-101384A) or D4I (HY-B0965) (n = 6, **P < 0.01 vs. control). a, d, e The dose-dependent effect of D4A or D4I (n = 6, **P < 0.01 vs. control)