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The O,N-deacylated derivative (deON) and polysaccharide part (PS) from the lipopolysaccharide (LPS) of Escherichia coli C strain were separated by strongly basic anion-exchange chromatography (SAX) based on the differences in the number of charged phosphate and ethanolamine substituents. They were also successfully separated and characterized by capillary zone electrophoresis and subsequent ESI-ion...
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