Second , measure the lung quotiety , observe the lung pathology with light microscope , measure the content of hydroxyproline in lung , to study the effect of FXP treating the bleomycin-induced pulmonary fibrosis in rats .
测定肺系数，光镜观察肺组织病理，进行形态学半定量及定量分析，测定肺组织羟脯氨酸含量，以研究肺纤方对BLM致大鼠肺间质纤维化的治疗作用；
fxp