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

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。

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Results found: extracellular matrix in see positive expression of brown-yellow granules.

结果判定：细胞外基质内见棕黄色颗粒为阳性表达。

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Methods HPMCK 4M was utilized as matrix, 70% ethanol was employed as a binding agent to obtain wet granules. The dissolution in different mediums were determined by UV specophotography.

方法 以羟丙甲基纤维素为骨架材料 ，70 %乙醇为粘合剂 ，采用湿法制粒压片 ，以紫外分光光度法测定其在不同释放介质中的释放度。

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