Succinic dehydro-genase ( SDH) and cytochrome oxidase ( CCO) decreased slightly, and NADPHD disappeared after cold ischemia for 72 hours respectively.

• 冷藏72h后,琥珀酸脱氢酶(SDH)和细胞色素氧化酶(CCO)活性开始下降,NADPHD活性几乎完全丧失;