Characterization of outcomes of amino acid modifications using a combinatorial approach to reveal physical and structural perturbations: A case study using trastuzumab biosimilar
Journal of Chromatography B(2022)
摘要
•Correlation between amino acid modifications and biophysical characterization of trastuzumab.•Comparison of chemical modifications of amino acids due to forced degradation via oxidation, deamidation and glycation.•Analysis of site-specific amino acid modifications using mass spectrometry.•Biophysical characterization using DLS, SV-AUC, CD spectroscopy and DSC.
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关键词
Monoclonal antibodies,Forced degradation,Thermodynamic stability,Aggregation,Secondary structure
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