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- 介绍: 酸性条件下GAL可使底物对硝基酚-β-N-乙酰氨基葡萄糖苷水解,释放出游离的对硝基酚(p-nitrophenol,PNP),在碱性条件下p-nitrophenol呈黄色产物,产物黄色越深,说明β半乳糖苷酶(GAL)活性越高,反之则酶活性越低,通过分光光度比色法测定400~410nm处吸光值
- 储存条件: -20℃,避光
- 用途: 检测血浆、血清、组织、细胞等样品中总谷胱甘肽(T-GSH)含量。
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