Fig. 9
From: Role of P2X7R in the development and progression of pulmonary hypertension
A-740003 prevented lung fibrosis in pulmonary arterial hypertension. Masson trichrome staining for collagen in the lung tissue of the sham group (a), P/MCT group (b), P/MCT + CA group (c), and P/MCT + DA group (d). Original magnification × 20. Scale bar = 50 μm for all images. All values are the mean ± SD, n = 6. *p < 0.05 compared with the sham group; †P < 0.05 compared with the P/MCT vehicle group