Results 41 to 50 of about 13,805 (215)

Acetate assimilation pathway of Methanosarcina barkeri [PDF]

open access: yesJournal of Bacteriology, 1979
The pathway of acetate assimilation in Methanosarcina barkeri was determined from analysis of the position of label in alanine, aspartate, and glutamate formed in cells grown in the presence of [14C]acetate and by measurement of enzyme activities in cell extracts.
P J, Weimer, J G, Zeikus
openaire   +2 more sources

Studies on an acetate-fermenting strain of Methanosarcina [PDF]

open access: yesApplied and Environmental Microbiology, 1978
An acetate-fermenting strain of Methanosarcina was isolated from an acetate enrichment culture inoculated with anaerobic sludge from a waste treatment digestor. In pure culture, this organism fermented acetate in the absence of added hydrogen at rates comparable in magnitude to those found in digestor systems.
R A, Mah, M R, Smith, L, Baresi
openaire   +2 more sources

Dechlorination of Chloroform by Methanosarcina Strains [PDF]

open access: yesApplied and Environmental Microbiology, 1990
Dehalogenation of carbon tetrachloride, chloroform, and bromoform in pure cultures of Methanosarcina sp. strain DCM and Methanosarcina mazei S6 was demonstrated. The initial dechlorination product of chloroform was methylene chloride (dichloromethane), which accumulated transiently to about ...
M D, Mikesell, S A, Boyd
openaire   +2 more sources

Necessity of electrically conductive pili for methanogenesis with magnetite stimulation [PDF]

open access: yesPeerJ, 2018
Background Magnetite-mediated direct interspecies electron transfer (DIET) between Geobacter and Methanosarcina species is increasingly being invoked to explain magnetite stimulation of methane production in anaerobic soils and sediments.
Oumei Wang   +4 more
doaj   +2 more sources

Rejection of the Type Species Methanosarcina methanica (Approved Lists 1980), Conservation of the Genus Methanosarcina with Methanosarcina barkeri (Approved Lists 1980) as the Type Species, and Emendation of the Genus Methanosarcina: Request for an Opinion [PDF]

open access: yesInternational Journal of Systematic Bacteriology, 1984
We request an Opinion regarding rejection of the type species Methanosarcina methanica (Approved Lists 1980) and conservation of the genus Methanosarcina with Methanosarcina barkeri (Approved Lists 1980) as the type species, and we provide an emended description of the genus Methanosarcina.
R. A. Mah, D. A. Kuhn
openaire   +1 more source

Conversion of Kepone byMethanosarcina thermophila [PDF]

open access: yesFEMS Microbiology Letters, 1996
Acetate-grown cultures of Methanosarcina thermophila converted uniformly labeled [14C]Kepone to polar and nonpolar products with 86% of the Kepone degraded within the first 10 days. The titanium(III) citrate-reduced CO dehydrogenase enzyme complex isolated from M. thermophila also catalyzed the conversion of Kepone to polar and nonpolar products with a
P JABLONSKI, D PHEASANT, J FERRY
openaire   +1 more source

Metabolic Adaptation of Methanogens in Anaerobic Digesters Upon Trace Element Limitation

open access: yesFrontiers in Microbiology, 2018
Anaerobic digestion (AD) is a complex multi-stage process relying on the activity of highly diverse microbial communities including hydrolytic, acidogenic and syntrophic acetogenic bacteria as well as methanogenic archaea.
Babett Wintsche   +4 more
doaj   +1 more source

Intermittent fasting for microbes: how discontinuous feeding increases functional stability in anaerobic digestion

open access: yesBiotechnology for Biofuels, 2018
Background Demand-driven biogas production could play an important role for future sustainable energy supply. However, feeding a biogas reactor according to energy demand may lead to organic overloading and, thus, to process failures.
Fabian Bonk   +6 more
doaj   +1 more source

Anaerobic Digestion of Chicken Manure in the Presence of Magnetite, Granular Activated Carbon, and Biochar: Operation of Anaerobic Reactors and Microbial Community Structure

open access: yesMicroorganisms, 2022
The influence of magnetite nanoparticles, granular activated carbon (GAC), and biochar, as well as their combinations on the anaerobic digestion of chicken manure and the structure of microbial communities was studied. The addition of magnetite, GAC, and
Elvira E. Ziganshina, Ayrat M. Ziganshin
doaj   +1 more source

Methanosarcina acetivorans: A Model for Mechanistic Understanding of Aceticlastic and Reverse Methanogenesis

open access: yesFrontiers in Microbiology, 2020
Acetate-utilizing methanogens are responsible for approximately two-thirds of the one billion metric tons of methane produced annually in Earth’s anaerobic environments.
J. Ferry
semanticscholar   +1 more source

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