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氯磺酚S与蛋白质作用的分光光度研究
Spectrophotometric Study on the Interaction of Sulfochlorophenol S and Proteins
【摘要】 在pH2.4的Clark-Lubs缓冲介质中,氯磺酚S与蛋白质能形成复合物,最大吸收峰的波长为632nm,比试剂本身红移约80nm.实验制定的几种蛋白质的工作曲线线性范围较宽,灵敏度较高.用于人血清样品测定的准确度高,干扰少.本方法中试剂及反应体系稳定,分析手续简便经济.
【Abstract】 Sulfochlorophenol S could bind with proteins to form complex in Clark-Lubs buffer with pH 2,4, which presented maximum absorption at 632 nm with 80 nm of red shift compared to sulfochlorophe-nol S itself. The standard curves were constructed under optimum conditions obtained in our lab. The linear range was large. The assay was sensitive, accuracy, and tolerant to many foreign substances. Moreover, all the reagents and reaction systems were stable and the procedure was easy to carry out.
【基金】 国家自然科学基金资助项目(29392601)
- 【文献出处】 分析化学 ,Chinese Journal of Analytical Chemistry , 编辑部邮箱 ,1999年02期
- 【分类号】O657.3
- 【被引频次】67
- 【下载频次】133