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Separation of wild-type lipopolysaccharides by centrifugal partition chromatography: isolation of smooth form speciesDepartment of Chemistry, Faculty of Science, Osaka University, Osaka, Japan
Department of Chemistry, Faculty of Science, Osaka University, Osaka, Japan
Department of Chemistry, Faculty of Science, Osaka University, Osaka, Japan
Department of Chemistry, Faculty of Science, Osaka University, Osaka, Japan
Forschungsinstitut Borstel, Institut für Experimentelle Biologie und Medizin, Borstel, Germany
Forschungsinstitut Borstel, Institut für Experimentelle Biologie und Medizin, Borstel, Germany
Department of Chemistry, Faculty of Science, Osaka University, Osaka, Japan The smooth (S)-form lipopolysaccharides (LPSs) having long O-polysaccharides were successfully isolated by centrifugal partition chromatography from the co-existing rough (R)-form species from the LPSs of wild-type strains of Salmonella enterica, serovars abortus equi and friedenau, and from Citrobacter freundii. Separation is based on different partition behaviors of the R- and S- form LPS species between aqueous and organic phases. The procedure described proved to be convenient, reproducible and readily applicable to large amounts of various LPS. It is another tool to study the relationship between chemical structure and biological activity of LPS.
Journal of Endotoxin Research, Vol. 3, No. 1,
1-7 (1996) |
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