High throughput glycomics workflows: application to cancer cell lines

Abstract

Protein glycosylation has profound implications in a wide range of molecular and biological processes occurring in cancer, where specific changes in the glycan structures have shown to be associated with the development and progression of the disease paving the way for the development of new clinical biomarkers as well as providing specific targets for therapeutic intervention, patient stratification and personalized medicine. Protein glycosylation is also critical for the development of biopharmaceuticals, as even minor shifts in manufacturing procedures can substantially impact the bioactivity, safety, and efficacy of therapeutic proteins. Although a variety of mass spectrometric and chromatographic methods are available for the identification and characterization of glycans from complex sample mixtures, the lack of standardized protocols across platforms often results in inconsistent results, making data integration and comparison challenging. Furthermore, most of the current technology for the study of intact glycans would not be suitable for the rapid analysis of large sample sets, mainly due to limitations in sample throughput. The scope of this thesis is to establish standardized, high-throughput glycomics technologies for the quantitative analysis of protein N- and O-glycosylation and improve current methodologies in order to facilitate the characterization of intact oligosaccharides from in vitro established model systems.European Commission, Horizon 2020 GlyCoCan programme (grant agreement number 676421) Ludger Ltd.LUMC / Geneeskund

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