Objective To investigate the effect of angiotensin II type I receptor blocker ( AR1B) and angiotensin converting anzyme inhibitor ( ACEI) on deposition of collagen in infarct zone ( IZ) and non-infarct zone ( NIZ) in myocardial infarction ( MI) rabbits. 目的研究选择性血管紧张素Ⅱ受体1拮抗剂(AR1B)、血管紧张素转化酶抑制剂(ACEI)对心肌梗死(MI)后心肌胶原重构的影响。