Fig. 6

Lung remodeling in PVS rats. A Representative image of lung tissues from right anterior lobes; the red arrows indicate aggregation of red blood cells in the small vessels. B Quantification of MLI, n = 30 slides from 6 rats. C Representative images of the pulmonary small vessels. D Quantification of small vessel wall thickness, n = 30 slides from 6 rats. E Representative α-SMA staining of small vessels. α-SMA (red); DAPI (blue). F Quantification of α-SMA intensity, n = 30 slides from 6 rats