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METHOD FOR DETERMINING ACTIVITY OF THE VON WILLEBRAND FACTOR IN THE ABSENCE OF RISTOKETIN AND FOR DETERMINING ADAMTS-13 PROTEASE
METHOD FOR DETERMINING ACTIVITY OF THE VON WILLEBRAND FACTOR IN THE ABSENCE OF RISTOKETIN AND FOR DETERMINING ADAMTS-13 PROTEASE
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机译:缺少维他命酮时确定冯·威勒布兰因子活性的方法以及确定ADAMTS-13蛋白酶的方法
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摘要
Determining von Willebrand factor activity comprises mixing a sample with a human GPIbalpha protein (I) having amino acid substitutions at positions 233 and 239 and not adding ristocetin or botrocetin. Independent claims are also included for: (1) test kit for an assay as above, comprising (I) on a nonparticulate solid phase; (2) producing (I) by expressing (I) recombinantly in a prokaryotic or eukaryotic cell culture and isolating (I) from a cell lysate or culture supernatant by affinity chromatography.
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