结果：正常小鼠心肌中未见穿孔素阳性表达，连接蛋白43在心肌闰盘中呈阳性表达。

Results in normal mice, perforin was negative and connexin 43 was located in the intercalated disks of cardiac muscle.

youdao

细胞毒性颗粒中含有包裹在蛋白多糖基质中的穿孔素和一类被称作颗粒酶的丝氨酸蛋白酶。

Cytotoxic granules contain perforin and a group of serine proteases called granzymes in a proteoglycan matrix.

youdao