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我们动态观察了平阳霉素（ＢｌｅｍｙｃｉｎＡ５）致肺纤维化过程中肺胶原纤维的含量以及肺间质中Ⅰ、Ⅲ型胶原纤维和泡沫细胞出现的时相及分布。材料与方法 雄性健康的ＳＤ大鼠３６只。实验分为４组，分别为：注平阳霉素后７天组、１４天组、７０天组（简称７天组、１４天组
We dynamically observed the contents of lung collagen fibers and the appearance and distribution of type I and type III collagen fibers and foam cells in pulmonary interstitium induced by Bleomycin A5. Materials and Methods 36 healthy male SD rats. The experiment was divided into 4 groups: 7 days after injection of pingyangmycin, 14 days, 70 days (abbreviation 7 days, 14 days group