Results 21 to 30 of about 5,111 (218)

Rethinking Termite Methane Emissions: Does the Mound Environment Matter? [PDF]

open access: yesGlob Chang Biol
Many factors can influence the amount of methane (CH4) that is released from a termite mound. In this study, we tested how the external and internal environment of a termite mound impacts CH4 emission using field measurements of mounds in a Northern Australia savanna.
Yatsko AR   +7 more
europepmc   +2 more sources

Detection of methanotrophs with highly divergent pmoA genes from Arctic soils [PDF]

open access: yesFEMS Microbiology Letters, 2002
Tundra soil samples from the Canadian Arctic community, Kuujjuaq, were analyzed for the presence of the soluble (sMMO) and particulate (pMMO) methane monooxygenase genes. Total genomic DNA extracted from these soils was used as template for PCR using sMMO- and pMMO-specific primers, mmoX1-mmoX2 and A189-A682, respectively.
Pacheco-Oliver, Maria   +4 more
openaire   +2 more sources

Planktonic and sediment-associated aerobic methanotrophs in two seep systems along the North American margin [PDF]

open access: yes, 2008
Methane vents are of significant geochemical and ecological importance. Notable progress has been made towards understanding anaerobic methane oxidation in marine sediments, however, the diversity and distribution of aerobic methanotrophs in the water ...
Orphan, Victoria J.   +2 more
core   +4 more sources

Comparative Analysis of Root Microbiomes of Rice Cultivars with High and Low Methane Emissions Reveals Differences in Abundance of Methanogenic Archaea and Putative Upstream Fermenters. [PDF]

open access: yes, 2020
Rice cultivation worldwide accounts for ∼7 to 17% of global methane emissions. Methane cycling in rice paddies is a microbial process not only involving methane producers (methanogens) and methane metabolizers (methanotrophs) but also other microbial ...
Eason, Shane   +7 more
core   +1 more source

Changes in pmoA Gene Containing Methanotrophic Population and Methane Oxidation Potential of Dry Deciduous Tropical Forest Soils

open access: yesCurrent Science, 2020
In natural ecosystems such as forests topographical gradients, species composition variability and seasonality, are the potential drivers of methane (CH 4 ) metabolism, and thus, of the population size and activities of methane oxidizing bacteria (MOB ...
Yashpal Bhardwaj, S. K. Dubey
semanticscholar   +1 more source

The particulate methane monooxygenase gene pmoA and its use as a functional gene probe for methanotrophs [PDF]

open access: yesFEMS Microbiology Letters, 2006
The particulate methane monooxygenase gene pmoA, encoding the 27 kDa polypeptide of the membrane-bound particulate methane monooxygenase, was amplified by PCR from DNA isolated from a blanket peat bog and from enrichment cultures established, from the same environment, using methane as sole carbon and energy source.
I R, McDonald, J C, Murrell
openaire   +2 more sources

Comparative catalytic evaluation of nickel and cobalt substituted phosphomolybdic acid catalyst supported on silica for hydrodesulfurization of thiophene

open access: yesJournal of Saudi Chemical Society, 2017
Phosphomolybdic acid supported on silica (PMoA), and phosphomolybdic acid supported on silica substituted with nickel (Ni-PMoA), cobalt (Co-PMoA), are prepared with different loadings.
Nabil Al-zaqri   +8 more
doaj   +1 more source

The regulatory challenges of innovative customized combination products

open access: yesFrontiers in Medicine, 2022
Background/aimsCombination products are therapeutic and/or diagnostic products that can combine drugs and medical devices and which increasing complexity has raised new regulatory framework challenges.
Mariana E. Reis   +2 more
doaj   +1 more source

Implementation of U.K. Earth system models for CMIP6 [PDF]

open access: yes, 2020
We describe the scientific and technical implementation of two models for a core set of experiments contributing to the sixth phase of the Coupled Model Intercomparison Project (CMIP6).
Abraham, Nathan Luke   +48 more
core   +2 more sources

Molecular Fingerprint and Dominant Environmental Factors of Nitrite-Dependent Anaerobic Methane-Oxidizing Bacteria in Sediments from the Yellow River Estuary, China. [PDF]

open access: yesPLoS ONE, 2015
Nitrite-dependent anaerobic methane oxidation (n-damo) is performed by "Candidatus Methylomirabilis oxyfera" (M. oxyfera), which connects the carbon and nitrogen global nutrient cycles. In the present study, M.
Pengze Yan   +4 more
doaj   +1 more source

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