Results 31 to 40 of about 164,259 (298)

Insights into the Ecological Roles and Evolution of Methyl-Coenzyme M Reductase-Containing Hot Spring Archaea [PDF]

open access: yes, 2019
Several recent studies have shown the presence of genes for the key enzyme associated with archaeal methane/alkane metabolism, methyl-coenzyme M reductase (Mcr), in metagenome-assembled genomes (MAGs) divergent to existing archaeal lineages.
Chen, Ya-Ting   +17 more
core   +3 more sources

Alpha- and Gammaproteobacterial Methanotrophs Codominate the Active Methane-Oxidizing Communities in an Acidic Boreal Peat Bog [PDF]

open access: yes, 2016
The objective of this study was to characterize metabolically active, aerobic methanotrophs in an ombrotrophic peatland in the Marcell Experimental Forest, Minnesota, USA.
Chanton, Jeffrey P.   +5 more
core   +1 more source

Inhibition of methane oxidation by nitrogenous fertilizers in a paddy soil

open access: yesFrontiers in Microbiology, 2012
Nitrogenous fertilizers are generally thought to have an important role in regulating methane oxidation. In this study, the effect of ammonium on methane oxidation activity was investigated in a paddy soil using urea at concentrations of 0, 50, 100, 200 ...
M. Saiful Alam, Zhongjun eJia
doaj   +1 more source

Methane Oxidation to Methanol in Water [PDF]

open access: yesAccounts of Chemical Research, 2021
Methane represents one of the most abundant carbon sources for fuel or chemical production. However, remote geographical locations and high transportation costs result in a substantial proportion being flared at the source. The selective oxidation of methane to methanol remains a grand challenge for catalytic chemistry due to the large energy barrier ...
Simon J. Freakley   +5 more
openaire   +2 more sources

Microbial Communities Involved in Methane, Sulfur, and Nitrogen Cycling in the Sediments of the Barents Sea

open access: yesMicroorganisms, 2021
A combination of physicochemical and radiotracer analysis, high-throughput sequencing of the 16S rRNA, and particulate methane monooxygenase subunit A (pmoA) genes was used to link a microbial community profile with methane, sulfur, and nitrogen cycling ...
Shahjahon Begmatov   +9 more
doaj   +1 more source

Identification of Novel Methane-, Ethane-, and Propane-Oxidizing Bacteria at Marine Hydrocarbon Seeps by Stable Isotope Probing [PDF]

open access: yes, 2010
Marine hydrocarbon seeps supply oil and gas to microorganisms in sediments and overlying water. We used stable isotope probing (SIP) to identify aerobic bacteria oxidizing gaseous hydrocarbons in surface sediment from the Coal Oil Point seep field ...
Redmond, Molly C.   +2 more
core   +1 more source

A temperate river estuary is a sink for methanotrophs adapted to extremes of pH, temperature and salinity [PDF]

open access: yes, 2016
River Tyne (UK) estuarine sediments harbour a genetically and functionally diverse community of methane-oxidizing bacteria (methanotrophs), the composition and activity of which were directly influenced by imposed environmental conditions (pH, salinity ...
Gray, Neil D.   +4 more
core   +2 more sources

Model-based investigation of membrane biofilm reactors coupling anammox with nitrite/nitrate-dependent anaerobic methane oxidation

open access: yesEnvironment International, 2020
An innovative process coupling anaerobic ammonium oxidation (anammox) with nitrite/nitrate-dependent anaerobic methane oxidation (n-DAMO) in membrane biofilm reactors (MBfRs) has been developed to achieve high-level nitrogen removal from both sidestream (
Tao Liu   +3 more
doaj   +1 more source

Numerical Study of Heterogeneous Reactions in an SOFC Anode with Oxygen Addition [PDF]

open access: yes, 2007
Previous experimental studies have shown that addition of small amounts of oxygen to a hydrocarbon fuel stream can control coking in the anode, while relatively large amounts of oxygen are present in the fuel stream in single-chamber solid oxide fuel ...
Goodwin, David G., Hao, Yong
core   +2 more sources

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