Objective To study the effect of Mohe-tobacco smoking on lung ultrastructure of golden hamster.

目的 观察吸莫合烟对金黄色地鼠肺组织超微结构的影响。

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Conclusions Mohe-tobacco smoking could induce the lung ultrastructure changes of golden hamster and have influence upon the function of gas exchange.

结论吸莫合烟可造成金黄色地鼠肺组织结构的改变，进而影响气体交换的功能。

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Objective: To explore the dynamic changes of the expression of VEGF protein in the lung and ultrastructure of pulmonary vascular endothelial cell in neonatal rats with hyperoxia.

目的探讨高浓度氧对新生鼠肺组织血管内皮生长因子(VEGF)蛋白表达及肺血管内皮细胞超微结构影响的动态变化规律。

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