Results 71 to 80 of about 2,460 (166)

Critical evaluation of three cryo‐EM structures of particulate methane monooxygenase by quantum refinement

open access: yesActa Crystallographica Section D, Volume 81, Issue 11, Page 605-620, November 2025.
We have studied the copper sites in three cryogenic electron‐microscopy structures of particulate methane monooxygenase with quantum refinement. We show that the CuA, CuC and CuD sites are correctly modelled and that the CuB site is mononuclear in all structures, whereas we find no support for copper in the suggested trinuclear active site or two sites
Gayathri Yuvaraj   +4 more
wiley   +1 more source

Additional file 2 of The methane-driven interaction network in terrestrial methane hotspots

open access: yes, 2022
Additional file 2. Figure S1. The pmoA and 16S rRNA gene abundances in the starting material and after incubation in diverse environments (mean ± s.d.; n ≥ 4). The qPCR assay was performed in duplicate for each DNA extraction.
Lucas W. Mendes (3258483)   +6 more
core   +1 more source

Nitric Oxide Dismutase (nod) Genes as a Functional Marker for the Diversity and Phylogeny of Methane-Driven Oxygenic Denitrifiers

open access: yesFrontiers in Microbiology, 2019
Oxygenic denitrification represents a new route in reductive nitrogen turnover which differs from canonical denitrification in how nitric oxide (NO) is transformed into dinitrogen gas.
Baoli Zhu   +8 more
doaj   +1 more source

pmoA-Based analysis of methanotrophs in a, littoral lake sediment reveals a diverse and stable community in a dynamic environment

open access: yes, 2004
Diversity and community structure of aerobic methane-oxidizing bacteria in the littoral sediment of Lake Constance was investigated by cloning analysis and terminal restriction fragment length polymorphism (T-RFLP) fingerprinting of the pmoA gene ...
Schink, B.   +3 more
core   +2 more sources

Effects of Fallow Season Water and Straw Management on Methane Emissions and Associated Microorganisms

open access: yesAgronomy
The effects of fallow season water and straw management on methane (CH4) emissions during the fallow season and the subsequent rice-growing season are rarely reported, and the underlying microbial mechanisms remain unclear.
Wei Wang   +3 more
doaj   +1 more source

Biochar-based urea increases soil methane uptake in a subtropical forest

open access: yesGeoderma
Novel biochar-based fertilizers, produced by combining biochar particles with chemical fertilizers, have strong potential to enrich soil with carbon (C) and nitrogen (N), and to increase plant productivity.
Jiashu Zhou   +16 more
doaj   +1 more source

Analysis of methanotroph community structure using a pmoA-based microarray

open access: yes, 2014
The analysis of methanotroph community composition is relevant to studies of methane oxidation in a number of environments where methane is a significant carbon source.
Bodrossy, L (15650132)   +3 more
core  

Rotary Tillage Plus Mechanical Transplanting Practices Increased Rice Yields with Lower CH4 Emission in a Single Cropping Rice System

open access: yesAgriculture
As the main contributor to greenhouse gas (GHG) in paddy soil, information on methane (CH4) emission characteristics under different tillage and cultivation practices are limited.
Linlin Shi   +7 more
doaj   +1 more source

Coexistence of nitrifying, anammox and denitrifying bacteria in a sequencing batch reactor

open access: yesFrontiers in Microbiology, 2014
Elevated nitrogen removal efficiencies from ammonium-rich wastewaters have been demonstrated by several applications, that combine nitritation and anammox processes. Denitrification will occur simultaneously when organic carbon is also present.
Michela eLangone   +6 more
doaj   +1 more source

Log copy numbers of the M. oxyfera-like bacteria 16S rRNA and pmoA genes in five samples from the Yellow River Estuary sediments.

open access: yes, 2015
Log copy numbers of the M. oxyfera-like bacteria 16S rRNA and pmoA genes in five samples from the Yellow River Estuary sediments.
Guangshan Wei (795132)   +4 more
core   +1 more source

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