专利汇可以提供IMPROVED METHOD OF MAPPING GLYCANS OF GLYCOPROTEINS IN SERUM SAMPLES专利检索,专利查询,专利分析的服务。并且The present invention relates to a method for analyzing glycans of a recombinant glycoprotein in a liquid sample of a mammal. Specifically the method comprises a step of affinity purifying the recombinant glycoprotein from the sample, enzymatically releasing a glycan containing fragment from the immobilized glycoprotein, adding a reference standard containing isotopically labeled glycans, fluorescently label the glycans and analyzing the glycans using LC-MS. The present invention also relates to a method further comprising analyzing the glycans of the immobilized recombinant glycoprotein fragment, further comprising a pre-clearing step of the liquid sample, and releasing the glycans from the immobilized recombinant glycoprotein fragment. The methods allow for the use of a small sample volume and the possibility to operate with high throughput, such as in a 96-well plate sample preparation and are therefore suited to measure pharmacodynamics parameters of a recombinant glycoprotein in a mammal in clinical or pre-clinical studies.,下面是IMPROVED METHOD OF MAPPING GLYCANS OF GLYCOPROTEINS IN SERUM SAMPLES专利的具体信息内容。
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