| Literature DB >> 33908000 |
Elsa Wagner-Rousset1, Olivier Colas1, Stéphane Chenu1, Yannis-Nicolas François2, Davy Guillarme3,4, Sarah Cianferani5, Yury O Tsybin6, Jonathan Sjögren7, Arnaud Delobel8, Alain Beck9.
Abstract
Middle-up LC-MS antibody characterization workflows using reduction or IdeS digestion for a focused assessment of N-glycan profiling of three representative glycoengineered monoclonal antibodies (mAbs), namely, obinutuzumab (GlycomAb technology, Glycart/Roche), benralizumab (Potelligent Technology, BioWa, Kyowa Kirin) and mAb B (kifunensine) and compared to mAb A, produced in a common CHO cell line. In addition, EndoS or EndoS2 enzyme are used for quantitative determination of Fc-glycan core afucosylation and high mannose for these antibodies, as requested by health authorities for Fc-competent therapeutics mAbs critical quality attributes (CQAs).Entities:
Keywords: ADCC; Benralizumab; EndoS; EndoS2; High mannose; IdeS; Kifunensine; Low fucose; Mass spectrometry; Obinutuzumab
Year: 2021 PMID: 33908000 DOI: 10.1007/978-1-0716-1241-5_5
Source DB: PubMed Journal: Methods Mol Biol ISSN: 1064-3745