Quantitative analysis of Sialylated Occupancy Rate of N-glycosites using in situ dimethyl labeling o

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Sialylated glycoptoteins play an important role in tumor progression and have been extensively analyzed for the discovery of potential clinical or prognostic biomarkers of cancers.However,the N-sialoglycosites occupancy rate has not been quantified for the deficiency of an appropriate method.
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