Peptide Mapping: Not Just Reversed-Phase Chromatography
November 27, 2012
By:
Dai Zhenyu
,
Xu Qun
,
Jeffrey Rohrer
,
Thermo Fisher Scientific
Peptide mapping for protein identification and QA/QC of protein pharmaceuticals is usually done by reversed-phase chromatography. This note shows cation-exchange chromatography is an alternative method for peptide mapping.
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New Method Speeds and Improves Glycoprotein/Glycopeptide Isolation
September 25, 2012
By:
Dai Zhenyu
,
Xu Qun
,
Jeffrey Rohrer
,
Thermo Fisher Scientific
Selective enrichment of glycans, glycopeptides, or glycoproteins significantly improves the analysis of important biomolecules. This application note describes an automated workflow combining the Thermo Scientific ProSwift ConA-1S Affinity Column with a reversed-phase HPLC analysis.
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