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. 2020 Jul 25;412(25):6833–6848. doi: 10.1007/s00216-020-02809-z

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© The Author(s) 2020

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Fig. 10 — Degradation study using the complete compliant peptide mapping workflow. Comparison of the qualitative results for targeted PTM values from 2 different laboratories for the analysis of thermal stressed samples. Deamidation/NH3 loss (a); isomerisation/H2O loss (b); oxidation (c)