Results 31 to 40 of about 12,148 (194)

Evaluation and optimization of PCR primers for selective and quantitative detection of marine ANME subclusters involved in sulfate-dependent anaerobic methane oxidation [PDF]

open access: yes, 2017
Since the discovery that anaerobic methanotrophic archaea (ANME) are involved in the anaerobic oxidation of methane coupled to sulfate reduction in marine sediments, different primers and probes specifically targeting the 16S rRNA gene of these archaea ...
A Boetius   +38 more
core   +1 more source

Pressure Selects Dominant Anaerobic Methanotrophic Phylotype and Sulfate Reducing Bacteria in Coastal Marine Lake Grevelingen Sediment

open access: yesFrontiers in Environmental Science, 2019
Anaerobic oxidation of methane (AOM) coupled to sulfate reduction is mediated by, respectively, anaerobic methanotrophic archaea (ANME) and sulfate reducing bacteria (SRB).
Chiara Cassarini   +4 more
doaj   +1 more source

Neutrino Oscillations in the Early Universe with Nonequilibrium Neutrino Distributions [PDF]

open access: yes, 1995
Around one second after the big bang, neutrino decoupling and $e^+$-$e^-$ annihilation distort the Fermi-Dirac spectrum of neutrino energies. Assuming neutrinos have masses and can mix, we compute the distortions using nonequilibrium thermodynamics and ...
A. D. Dolgov   +26 more
core   +3 more sources

A widespread group of large plasmids in methanotrophic Methanoperedens archaea

open access: yesNature Communications, 2022
Anaerobic methanotrophic (ANME) archaea obtain energy from the breakdown of methane. Here, Schoelmerich et al. describe large plasmids associated with ANME archaea of the Methanoperedens genus in enrichment cultures and other natural anoxic environments,
Marie C. Schoelmerich   +7 more
doaj   +1 more source

Fine-scale community structure analysis of ANME in Nyegga sediments with high and low methane flux

open access: yesFrontiers in Microbiology, 2012
To obtain knowledge on how regional variations in methane seepage rates influence the stratification, abundance and diversity of anaerobic methanotrophs (ANME) we analyzed the vertical microbial stratification in a gravity core from a methane micro ...
Irene eRoalkvam   +5 more
doaj   +1 more source

Diversity and Metabolic Potential of the Terrestrial Mud Volcano Microbial Community with a High Abundance of Archaea Mediating the Anaerobic Oxidation of Methane

open access: yesLife, 2021
Terrestrial mud volcanoes (TMVs) are important natural sources of methane emission. The microorganisms inhabiting these environments remain largely unknown. We studied the phylogenetic composition and metabolic potential of the prokaryotic communities of
Alexander Y. Merkel   +4 more
doaj   +1 more source

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

Anaerobic methanotrophic archaea of the ANME-2d clade feature lipid composition that differs from other ANME archaea [PDF]

open access: yesFEMS Microbiology Ecology, 2019
ABSTRACT The anaerobic oxidation of methane (AOM) is a microbial process present in marine and freshwater environments. AOM is important for reducing the emission of the second most important greenhouse gas methane. In marine environments anaerobic methanotrophic archaea (ANME) are involved in sulfate-reducing AOM.
Julia M Kurth   +5 more
openaire   +5 more sources

Zonation of the active methane-cycling community in deep subsurface sediments of the Peru trench

open access: yesFrontiers in Microbiology, 2023
The production and anaerobic oxidation of methane (AOM) by microorganisms is widespread in organic-rich deep subseafloor sediments. Yet, the organisms that carry out these processes remain largely unknown.
Mark A. Lever   +4 more
doaj   +1 more source

Trace metal requirements for microbial enzymes involved in the production and consumption of methane and nitrous oxide [PDF]

open access: yes, 2012
Fluxes of greenhouse gases to the atmosphere are heavily influenced by microbiological activity. Microbial enzymes involved in the production and consumption of greenhouse gases often contain metal cofactors.
Glass, Jennifer B., Orphan, Victoria J.
core   +3 more sources

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