Results 31 to 40 of about 17,681 (214)

Influence of high gas production during thermophilic anaerobic digestion in pilot-scale and lab-scale reactors on survival of the thermotolerant pathogens Clostridium perfringens and Campylobacter jejuni in piggery wastewater [PDF]

open access: yes, 2009
Safe reuse of animal wastes to capture energy and nutrients, through anaerobic digestion processes, is becoming an increasingly desirable solution to environmental pollution.
Bajsa, O.   +5 more
core   +2 more sources

Diversity of gut methanogens in herbivorous animals

open access: yesAnimal, 2013
The digestion of plant biomass by symbiotic microbial communities in the gut of herbivore hosts also results in the production of methane, a greenhouse gas that is released into the environment where it contributes to climate change.
B. St-Pierre, A.-D.G. Wright
doaj   +1 more source

Iron to Gas: Versatile Multiport Flow-Column Revealed Extremely High Corrosion Potential by Methanogen-Induced Microbiologically Influenced Corrosion (Mi-MIC)

open access: yesFrontiers in Microbiology, 2020
Currently, sulfate-reducing bacteria (SRB) is regarded as the main culprit of microbiologically influenced corrosion (MIC), mainly due to the low reported corrosion rates of other microorganisms.
Biwen Annie An   +3 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

Rumen methanogens: a review [PDF]

open access: yesIndian Journal of Microbiology, 2010
The Methanogens are a diverse group of organisms found in anaerobic environments such as anaerobic sludge digester, wet wood of trees, sewage, rumen, black mud, black sea sediments, etc which utilize carbon dioxide and hydrogen and produce methane. They are nutritionally fastidious anaerobes with the redox potential below -300 mV and usually grow at pH
S K, Sirohi   +3 more
openaire   +2 more sources

Fecal Methanogens and Vertebrate Evolution [PDF]

open access: yesEvolution, 1996
It has been assumed that the feeding habits of vertebrates predispose the variety of intestinal differentiations and the composition of the microbial biota living in their intestinal tracts. Consequently, the presence of methanogenic bacteria in the various differentiations of the large intestine and the foregut of herbivorous vertebrates had been ...
Hackstein, J.H.P., Alen, T.A. van
openaire   +3 more sources

Progress in the development of vaccines against rumen methanogens

open access: yesAnimal, 2013
Vaccination against rumen methanogens offers a practical approach to reduce methane emissions in livestock, particularly ruminants grazing on pasture. Although successful vaccination strategies have been reported for reducing the activity of the rumen ...
D.N Wedlock   +4 more
doaj   +1 more source

Organic matter lability modifies the vertical structure of methane-related microbial communities in lake sediments

open access: yesMicrobiology Spectrum, 2023
Eutrophication increases the input of labile, algae-derived, organic matter (OM) into lake sediments. This potentially increases methane (CH4) emissions from sediment to water through increased methane production rates and decreased methane oxidation ...
Antti J. Rissanen   +7 more
doaj   +1 more source

Methyl Coenzyme M Reductase (mcrA) Gene Abundance Correlates with Activity Measurements of Methanogenic H2/CO2-Enriched Anaerobic Biomass [PDF]

open access: yes, 2013
Biologically produced methane (CH4) from anaerobic digesters is a renewable alternative to fossil fuels, but digester failure can be a serious problem.
Bhattad, Ujwal H.   +6 more
core   +2 more sources

Nitrate decreases ruminal methane production with slight changes to ruminal methanogen composition of nitrate-adapted steers

open access: yesBMC Microbiology, 2018
Background This study was conducted to examine effects of nitrate on ruminal methane production, methanogen abundance, and composition. Six rumen-fistulated Limousin×Jinnan steers were fed diets supplemented with either 0% (0NR), 1% (1NR), or 2% (2NR ...
Liping Zhao   +6 more
doaj   +1 more source

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