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Lipopolysaccharides and polysaccharides of the cell envelope of toxic Microcystis aeruginosa strains

Lipopolysaccharides and polysaccharides of the cell envelope of toxic Microcystis aeruginosa strains 203 152 152 1 1 Cornel Martin Geoffrey A. Codd Harold W. Siegelman Jürgen Weckesser Institut für Biologie II, Mikrobiologie, der Albert-Ludwigs-Universität Schänzlestrasse 1 D-7800 Freiburg i. Br. Federal Republic of Germany Department of Biological Sciences University of Dundee DD1 4HN Dundee Scotland, UK Brookhaven National Laboratory Upton NY USA Abstract Lipopolysaccharides were obtained from three strains (PCC 7806, PCC 7820 and UV-017) of the waterbloom-forming cyanobacterium Microcystis aeruginosa . 3-Hydroxy fatty acids (3-OH-14:0, 3-OH-16:0, 3-OH-18:0) in addition to other fatty acids were identified in all three lipopolysaccharides. Glucosamine, the only amino sugar found, presumably represents the backbone amino sugar of the phosphate-free lipid A moiety. Heptoses were absent and 2-keto-3-deoxyoctonate was not detected in all three lipopolysaccharides. Strain-specificity was revealed in the complex composition of the polysaccharide moieties. Strains PCC 7806 and UV-017 were of the same chemotype, it differs from that of strain PCC 7820. Polysaccharides with strain-specific chemical compositions different from those of the respective lipopolysaccharides were obtained from each strain. The polysaccharides are likely to be ascribed to external cell envelope layers, their sugar specificity was in parallel with the O-chain chemotypes of the lipopolysaccharides of the three strains. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Archives of Microbiology Springer Journals

Lipopolysaccharides and polysaccharides of the cell envelope of toxic Microcystis aeruginosa strains

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References (44)

Publisher
Springer Journals
Copyright
Copyright © 1989 by Springer-Verlag
Subject
Life Sciences; Biotechnology; Biochemistry, general; Cell Biology; Ecology; Microbial Ecology; Microbiology
ISSN
0302-8933
eISSN
1432-072X
DOI
10.1007/BF00447017
Publisher site
See Article on Publisher Site

Abstract

203 152 152 1 1 Cornel Martin Geoffrey A. Codd Harold W. Siegelman Jürgen Weckesser Institut für Biologie II, Mikrobiologie, der Albert-Ludwigs-Universität Schänzlestrasse 1 D-7800 Freiburg i. Br. Federal Republic of Germany Department of Biological Sciences University of Dundee DD1 4HN Dundee Scotland, UK Brookhaven National Laboratory Upton NY USA Abstract Lipopolysaccharides were obtained from three strains (PCC 7806, PCC 7820 and UV-017) of the waterbloom-forming cyanobacterium Microcystis aeruginosa . 3-Hydroxy fatty acids (3-OH-14:0, 3-OH-16:0, 3-OH-18:0) in addition to other fatty acids were identified in all three lipopolysaccharides. Glucosamine, the only amino sugar found, presumably represents the backbone amino sugar of the phosphate-free lipid A moiety. Heptoses were absent and 2-keto-3-deoxyoctonate was not detected in all three lipopolysaccharides. Strain-specificity was revealed in the complex composition of the polysaccharide moieties. Strains PCC 7806 and UV-017 were of the same chemotype, it differs from that of strain PCC 7820. Polysaccharides with strain-specific chemical compositions different from those of the respective lipopolysaccharides were obtained from each strain. The polysaccharides are likely to be ascribed to external cell envelope layers, their sugar specificity was in parallel with the O-chain chemotypes of the lipopolysaccharides of the three strains.

Journal

Archives of Microbiology – Springer Journals

Published: Jun 1, 1989

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