使用DMA测定了3种降温速率低温保存的家兔颈总动脉的蠕变曲线.结果表明:1.5℃/min降温速率低温保存后,血管的粘弹性最接近新鲜对照组;而对应降温速率1.5,5,10℃/min,血管粘弹性依次降低.动脉的粘弹性极有可能是评估其低温保存效果的潜在评价指标.
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