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Simultaneous heterolactic and acetate fermentation in the marine cyanobacterium Oscillatoria limosa incubated anaerobically in the dark

Simultaneous heterolactic and acetate fermentation in the marine cyanobacterium Oscillatoria... 203 151 151 6 6 Heike Heyer Lucas Stal Wolfgang E. Krumbein AG Geomikrobiologie Universität Oldenburg Ammerländer Heerstraße 114-118 D-2900 Oldenburg Germany Laboratory of Microbiology University of Amsterdam Nieuwe Achtergracht 127 NL-1018 WS Amsterdam The Netherlands Abstract The marine nitrogen-fixing cyanobacterium Oscillatoria limosa , strain 23 (Oldenburg) was investigated with respect to its dark anaerobic metabolism. As soon as the cells were incubated anaerobically in the dark, they started to ferment. Glycogen was presumably degraded via the heterolactic fermentative pathway. Glycogen-glucose was degraded to equimolar amounts of lactate, ethanol and carbon dioxide. The disaccharide trehalose, which serves as an osmoprotectant in O. limosa , was also catabolized. Most probably, this compound was fermented almost exclusively to acetate. Some hydrogen was produced as well. In the presence of elemental sulfur, fermentative hydrogen production ceased and sulfide was produced instead. The presence of elemental sulfur had no effect on the amounts and ratios of the fermentation products produced. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Archives of Microbiology Springer Journals

Simultaneous heterolactic and acetate fermentation in the marine cyanobacterium Oscillatoria limosa incubated anaerobically in the dark

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References (46)

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/BF00454875
Publisher site
See Article on Publisher Site

Abstract

203 151 151 6 6 Heike Heyer Lucas Stal Wolfgang E. Krumbein AG Geomikrobiologie Universität Oldenburg Ammerländer Heerstraße 114-118 D-2900 Oldenburg Germany Laboratory of Microbiology University of Amsterdam Nieuwe Achtergracht 127 NL-1018 WS Amsterdam The Netherlands Abstract The marine nitrogen-fixing cyanobacterium Oscillatoria limosa , strain 23 (Oldenburg) was investigated with respect to its dark anaerobic metabolism. As soon as the cells were incubated anaerobically in the dark, they started to ferment. Glycogen was presumably degraded via the heterolactic fermentative pathway. Glycogen-glucose was degraded to equimolar amounts of lactate, ethanol and carbon dioxide. The disaccharide trehalose, which serves as an osmoprotectant in O. limosa , was also catabolized. Most probably, this compound was fermented almost exclusively to acetate. Some hydrogen was produced as well. In the presence of elemental sulfur, fermentative hydrogen production ceased and sulfide was produced instead. The presence of elemental sulfur had no effect on the amounts and ratios of the fermentation products produced.

Journal

Archives of Microbiology – Springer Journals

Published: May 1, 1989

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