第9至12周可见间质细胞增生、间质水肿、肺泡内出现粉红色泡沫样渗出物、部分肺组织呈现大片状实变区。
In 9 th to 12 th week, proliferation of interstitial cells, interstitial edema, red foamy alveolar exudates were observed.
目的明确静脉移植后内膜增生（IH）过程中分泌细胞外基质（ECM ）的间质效应细胞。
Objective To understand the interstitial effective cells secreting extracellular matrix (ECM) in intimal hyperplasia (IH) after venous implantation.
增生的弹力纤维不是肿瘤细胞直接产生，而可能是由肿瘤细胞刺激间质的肌纤维母细胞、纤维母细胞和平滑肌细胞等宿主细胞所合成。
The elastica was synthesized by host cells including myofibroblasts, fibroblasts and smooth muscle cells which have been activated by tumor cells, rather than by tumor cells themselves.
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