本文报道家兔实验性动脉粥样硬化斑块的超微结构研究。实验组用新西兰白兔20只,喂以含1％胆固醇及3％花生油的饲料;对照组4只喂以标准饲料。动物分别于不同时间间隔处死,选取主动脉及冠状动脉组织进行超微结构研究。结果表明,喂胆固醇2周已可见主动脉内皮下间隙平滑肌细胞增生及由单核细 This article reports the ultrastructure of experimental atherosclerotic plaques in rabbits. In the experimental group, 20 New Zealand white rabbits were fed with 1% cholesterol and 3% peanut oil, while those in the control group were fed with standard diet. Animals were killed at different time intervals, select the aorta and coronary artery tissue ultrastructural studies. The results showed that, after 2 weeks of feeding cholesterol has been seen aortic subcutaneous gap smooth muscle cell proliferation and mononuclear