HPC may induce excessive synthesis of MT, and MT can protect myocardial reoxygenation injury by eliminating lipid peroxidation and rising the activities of Na+ - K+ ATPase and Ca2+ - Mg2+ ATPase.

• 缺氧预处理产生大量 MT，后者可能通过减少 MDA及促进 Na＋－ K＋ ATP酶、Ca2＋－ Mg2＋ ATP酶的活性升高起到保护心肌的作用。