By Max M. Häggblom, Ingeborg D. Bossert
Halogenated natural compounds represent one of many greatest teams of environmental chemical compounds. the economic construction of recent halogenated natural compounds has elevated in the course of the final century and those compounds are essential to numerous business functions. even though organohalide compounds are usually thought of to be anthropogenic business compounds, those have their counterpart in numerous hundreds of thousands of typical biogenic and geogenic organohalides, representing such a lot periods of natural chemical substances. average assets account for a good portion of the worldwide organohalogen price range.
This quantity, authored through top specialists within the box, offers a present standpoint on how either traditional and artificial organohalides are shaped and degraded, and the way those techniques are included right into a worldwide halogen cycle. The record of organohalides that may be used by microbes maintains to extend dramatically, as do the variety of dehalogenating microorganisms which have been pointed out and characterised. A severe step within the degradation of organohalides is cleavage of the carbon-halogen bond, and microorganisms have developed numerous metabolic options for dehalogenation. The chapters offer a world point of view at the range of dehalogenating microorganisms, discover their ecology, biochemistry and genetics, and evaluation the diversity of biologically-mediated dehalogenation mechanisms. a few of the frustrating organohalides, corresponding to insecticides, chlorofluorocarbons, chlorinated solvents, polychlorinated dibenzo-p-dioxins and polychlorinated biphenyls, are hide!
ed intimately. The booklet offers a entire assessment of destiny of those compounds within the setting, functional purposes within the laboratory and the sector, and techniques for the improvement of bioremediation applied sciences for organohalide-contaminated websites.
Detailed details on biodegradation and biotransformation mechanisms for various organohalides and at the microorganisms mediating those tactics has tremendously elevated our realizing of the biking and destiny of those particular and common compounds in the environment. The booklet will function a finished source at the procedures and functions of microbial degradation of halogenated natural compounds.
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Additional info for Dehalogenation: Microbial Processes and Environmental Applications
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Bull. 187:215-222 Hypholoma fasciculare. FEMS Microbiol. Lett. 158:167-178 193. Zylstra GJ, Wackett LP & Gibson DT (1989) 186. Vogel TM, Criddle CS & McCarty PL (1987) Trichloroethylene degradation by Escherichia coli containing the cloned Pseudomonas putida Transformations of halogenated aliphatic Fl toluene dioxygenase genes. Appl. Environ. compounds. Environ. Sci. Technol. 21:722-736 187. Wackett LP (1995) Bacterial co-metabolism of Microbiol. 55:3162-3166 This page intentionally left blank PART II.
FEMS Microbiol. Lett. 158:167-178 193. Zylstra GJ, Wackett LP & Gibson DT (1989) 186. Vogel TM, Criddle CS & McCarty PL (1987) Trichloroethylene degradation by Escherichia coli containing the cloned Pseudomonas putida Transformations of halogenated aliphatic Fl toluene dioxygenase genes. Appl. Environ. compounds. Environ. Sci. Technol. 21:722-736 187. Wackett LP (1995) Bacterial co-metabolism of Microbiol. 55:3162-3166 This page intentionally left blank PART II. MICROBIAL PROCESSES This page intentionally left blank Chapter 2 MICROBIAL ECOLOGY OF DEHALOGENATION INGEBORG D.
Dehalogenation: Microbial Processes and Environmental Applications by Max M. Häggblom, Ingeborg D. Bossert