Isoliquiritigenin Attenuates Monocrotaline-Induced Pulmonary Hypertension via Inhibition of the Inflammatory Response and PASMCs Proliferation

Figure 6

Analysis of the percentage of PCNA-positive cells in the medial wall of pulmonary arteries. (a) Immunohistochemical staining of PCNA of pulmonary arteries (scale bar = 50 μm). (b) The percentage of the PCNA-positive cells in the total smooth muscle cells in the medial wall of pulmonary arteries. Values are means ± SEM (n = 5). ^## p < 0.01, compared with saline group; p < 0.01, compared with MCT group.

(a)

(b)