Microbial Metabolism of Quinoline and Related Compounds. XVII. Degradation of 3-Methylquinoline by Comamonas testosteroni 63

Microbial Metabolism of Quinoline and Related Compounds. XVII. Degradation of 3-Methylquinoline... ßiol. Chem. Hoppe-Seyler Vol. 374, pp. 175-181, March 1993 Microbial Metabolism of Quinoline and Related Compounds XVIL Degradation of 3-Methylquinoline by Comamonas testosteroni 63 Susanne SCHACH, Gerhild SCHWARZ, Susanne FRTZNER AND FRANZ LINGENS Institut für Mikrobiologie. Universität Hohcnheim. Germany (Received 18 December 1992) Dedicated to Prof. Dr. A. Butenandt on the occasion of his 90th birthday Summary: A bacterial strain which utilizes 3-methylquinoline as sole source of carbon, nitrogen and energy was isolated from activated sludge. On the basis of its morphological and physiological characteristics, this isolate was classified as Comamonas testosteroni. Four metabolites of 3-methylquinoline degradation were isolated from the culture supernatant and identified as 3-methyl-2-oxo-l,2-dihydroquinoline, 6-hydroxy-3-methyl-2-oxo-l,2-dihydroquinoline, 5,6-dihydroxy-3-methyl-2-oxo-l,2-dihydroquinoline and 2,5,6-trihydroxy-3-methylpyridine. Based on these results, a degradation pathway for 3-methylquinoline is proposed. Key terms: Degradation of 3-methylquinolinc, 3-methyl-2-oxo-1.2-dihydroquinoline, 5,6-dihydroxy-3-methyl-2-oxo-l,2-dihydroquinoline, 2,5,6-trihydiOxy-3-methylpyridine, Comamonas testosteroni. Quinoline, methylquinolines and other AMieterocyclic compounds occur in shale oil'1!, and they are found as common contaminants in many aquifers affected by fossil fuel processing activities, in groundwater near landfills containing azaarene-contaminated solid wastes and near creosote wood preservation facilities'2-9". Since some of these compounds are suspected to be carcinogenic13·10'111, the discharge of them causes health effects and environmental damage. Assessment of the hazard posed by http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Biological Chemistry Hoppe-Seyler de Gruyter

Microbial Metabolism of Quinoline and Related Compounds. XVII. Degradation of 3-Methylquinoline by Comamonas testosteroni 63

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Publisher
de Gruyter
Copyright
Copyright © 1993 by the
ISSN
0177-3593
eISSN
1437-4315
DOI
10.1515/bchm3.1993.374.1-6.175
Publisher site
See Article on Publisher Site

Abstract

ßiol. Chem. Hoppe-Seyler Vol. 374, pp. 175-181, March 1993 Microbial Metabolism of Quinoline and Related Compounds XVIL Degradation of 3-Methylquinoline by Comamonas testosteroni 63 Susanne SCHACH, Gerhild SCHWARZ, Susanne FRTZNER AND FRANZ LINGENS Institut für Mikrobiologie. Universität Hohcnheim. Germany (Received 18 December 1992) Dedicated to Prof. Dr. A. Butenandt on the occasion of his 90th birthday Summary: A bacterial strain which utilizes 3-methylquinoline as sole source of carbon, nitrogen and energy was isolated from activated sludge. On the basis of its morphological and physiological characteristics, this isolate was classified as Comamonas testosteroni. Four metabolites of 3-methylquinoline degradation were isolated from the culture supernatant and identified as 3-methyl-2-oxo-l,2-dihydroquinoline, 6-hydroxy-3-methyl-2-oxo-l,2-dihydroquinoline, 5,6-dihydroxy-3-methyl-2-oxo-l,2-dihydroquinoline and 2,5,6-trihydroxy-3-methylpyridine. Based on these results, a degradation pathway for 3-methylquinoline is proposed. Key terms: Degradation of 3-methylquinolinc, 3-methyl-2-oxo-1.2-dihydroquinoline, 5,6-dihydroxy-3-methyl-2-oxo-l,2-dihydroquinoline, 2,5,6-trihydiOxy-3-methylpyridine, Comamonas testosteroni. Quinoline, methylquinolines and other AMieterocyclic compounds occur in shale oil'1!, and they are found as common contaminants in many aquifers affected by fossil fuel processing activities, in groundwater near landfills containing azaarene-contaminated solid wastes and near creosote wood preservation facilities'2-9". Since some of these compounds are suspected to be carcinogenic13·10'111, the discharge of them causes health effects and environmental damage. Assessment of the hazard posed by

Journal

Biological Chemistry Hoppe-Seylerde Gruyter

Published: Jan 1, 1993

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