Fig. 6

a. The protein expression levels of IL-6 and TNF-α in pulmonary vein, artery and lung tissue of the PH-LHD model on day 25 were assessed by western blotting analysis, *P < 0.05 vs. the pulmonary vein. b. The protein expression levels of IL-6 and TNF-α in pulmonary vein, artery and lung tissue of the PH-LHD model on day 35 were assessed by western blotting analysis