METHODS: The cells were labelled with fluo-3-AM, and [Ca 2+ ]i was determined by use of confocal microscopy (ACAS 570).

• 方法 :用荧光染料Fluo- 3 -AM标记细胞 ,在粘附式细胞仪上测定细胞 [Ca2 +]i的变化。 结果 :给予PD后心肌 [Ca2 +]i升高。