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聚丙烯酰胺凝胶电泳前活性染料与蛋白质共价染色的条件探索

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Indexed by:期刊论文

Date of Publication:2010-10-01

Journal:分析化学

Included Journals:SCIE、CSCD

Volume:38

Issue:10

Page Number:1423-1427

ISSN No.:0253-3820

Key Words:聚丙烯酰胺凝胶电泳;蛋白染色;活性染料

Abstract:采用聚丙烯酰胺凝胶电泳前染色法,考察了多种类型活性染料与牛血清白蛋白共价染色的条件.实验发现,活性蓝KN-R型标记效果最佳,其优化标记条件为: pH 10.0, 60 ℃, 50 min,蛋白检出限达200 ng,重复性和测试范围内的定量性较好,可在电泳时直接实时观测,作为蛋白标示剂有一定的应用前景.

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