Results 31 to 40 of about 2,826 (206)

Niche differentiation in nitrogen metabolism among methanotrophs within an operational taxonomic unit [PDF]

open access: yes, 2014
Background: The currently accepted thesis on nitrogenous fertilizer additions on methane oxidation activity assumes niche partitioning among methanotrophic species, with activity responses to changes in nitrogen content being dependent on the in situ ...
Boon, Nico   +5 more
core   +3 more sources

Aerobic Methanotrophs in Natural and Agricultural Soils of European Russia

open access: yesDiversity, 2013
Human activities such as land management and global warming have great impact on the environment. Among changes associated with the global warming, rising methane emission is a serious concern.
Irina Kravchenko   +2 more
doaj   +1 more source

RNA Biomarker Trends across Type I and Type II Aerobic Methanotrophs in Response to Methane Oxidation Rates and Transcriptome Response to Short-Term Methane and Oxygen Limitation in Methylomicrobium album BG8

open access: yesMicrobiology Spectrum, 2022
Methanotrophs, which help regulate atmospheric levels of methane, are active in diverse natural and man-made environments. This range of habitats and the feast-famine cycles seen by many environmental methanotrophs suggest that methanotrophs dynamically ...
Egidio F. Tentori   +2 more
doaj   +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

Novel methanotroph diversity evidenced by molecular characterization of particulate methane monooxygenase A (pmoA) genes in a biogas reactor

open access: yesMicrobiological Research, 2009
The present study for the first time investigated the diversity of methanotrophs in a biogas reactor running on cattle dung by sequence analysis of the "functional" gene, particulate methane monooxygenase A (pmoA). Community structure was determined by operational taxonomic unit (OTU) phylogenetic analyses of 396 clones belonging to pmoA library.
Rastogi, Gurdeep   +5 more
openaire   +2 more sources

Activity and composition of methanotrophic bacterial communities in planted rice soil studied by flux measurements, analyses of pmoA gene and stable isotope probing of phospholipid fatty acids [PDF]

open access: yesEnvironmental Microbiology, 2007
Summary Methanotrophs in the rhizosphere of rice field ecosystems attenuate the emissions of CH 4 into the atmosphere and thus play an important role for the global cycle of this greenhouse gas.
Shrestha, M.   +4 more
openaire   +4 more sources

Nitrogen addition altered the microbial functional potentials of carbon and nitrogen transformation in alpine steppe soils on the Tibetan Plateau

open access: yesGlobal Ecology and Conservation, 2021
The microbial-mediated functional potentials of soil can be reflected by the abundance of corresponding microbial functional genes (MFGs). Few studies have simultaneously examined the responses of multiple key MFGs involving soil carbon (C) and nitrogen (
Yang Hu   +6 more
doaj   +1 more source

Molekularbiologische Untersuchungen zu Funktion und Phylogenie methanotropher Bakterien [PDF]

open access: yes, 2005
Die hier beschriebenen Studien dienten der Charakterisierung von methanotrophen Bakterien (MB) mittels molekular- und mikrobiologischer Techniken sowie mittels Methoden der angewandten Bioinformatik.
Liesack, Werner (Dr.), Ricke, Peter
core   +1 more source

Differentiated Mechanisms of Biochar Mitigating Straw-Induced Greenhouse Gas Emissions in Two Contrasting Paddy Soils

open access: yesFrontiers in Microbiology, 2018
Straw returns to the soil is an effective way to improve soil organic carbon and reduce air pollution by straw burning, but this may increase CH4 and N2O emissions risks in paddy soils.
Ya-Qi Wang   +11 more
doaj   +1 more source

Methanotrophic community composition based on pmoA genes in dissolved methane recovery and biological oxidation closed downflow hanging sponge reactors

open access: yesBiochemical Engineering Journal, 2017
Abstract Dissolved methane in the effluent of anaerobic wastewater treatment processes is unrecovered and released into the atmosphere as methane, a greenhouse gas. To prevent methane emissions from effluent, a post-treatment system consisting of two closed downflow hanging sponge (DHS) reactors for the recovery and biological oxidation of dissolved ...
Norihisa Matsuura   +3 more
openaire   +1 more source

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