Results 31 to 40 of about 17,656 (213)

Novel Methanobacterium Strain Induces Severe Corrosion by Retrieving Electrons from Fe0 under a Freshwater Environment

open access: yesMicroorganisms, 2022
Methanogens capable of accepting electrons from Fe0 cause severe corrosion in anoxic conditions. In previous studies, all iron-corrosive methanogenic isolates were obtained from marine environments.
Shin-ichi Hirano   +7 more
doaj   +1 more source

Anaerobic co-digestion of acetate-rich with lignin-rich wastewater and the effect of hydrotalcite addition [PDF]

open access: yes, 2016
The methane potential and biodegradability of different ratios of acetate and lignin-rich effluents from a neutral sulfite semi-chemical (NSSC) pulp mill were investigated.
Dahl Olli, Peka   +2 more
core   +2 more sources

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

In vitro interactions between Blautia hydrogenotrophica, Desulfovibrio piger and Methanobrevibacter smithii under hydrogenotrophic conditions

open access: yesGut Microbes, 2023
Methanogens, reductive acetogens and sulfate-reducing bacteria play an important role in disposing of hydrogen in gut ecosystems. However, how they interact with each other remains largely unknown. This in vitro study cocultured Blautia hydrogenotrophica
Taojun Wang   +4 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

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

Bromeliad catchments as habitats for methanogenesis in tropical rainforest canopies

open access: yesFrontiers in Microbiology, 2011
Tropical epiphytic plants within the family Bromeliaceae are unusual in that they possess foliage capable of retaining water and impounded material. This creates an acidic (pH 3.5-6.5) and anaerobic (< 1 ppm O2) environment suspended in the canopy ...
Shana K. Goffredi   +3 more
doaj   +1 more source

Quantitative Detection of Syntrophic Fatty Acid-degrading Bacterial Communities in Methanogenic Environments [PDF]

open access: yes, 2015
In methanogenic habitats, volatile fatty acids (VFA), such as propionate and butyrate, are major intermediates in organic matter degradation. VFA are further metabolized to H2, acetate and CO2 by syntrophic fatty acid-degrading bacteria (SFAB) in ...
Maki, James   +2 more
core   +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

Atypical one-carbon metabolism of an acetogenic and hydrogenogenic Moorella thermoacetica strain [PDF]

open access: yes, 2011
A thermophilic spore-forming bacterium (strain AMP) was isolated from a thermophilic methanogenic bioreactor that was fed with cobalt-deprived synthetic medium containing methanol as substrate.
Balk, M.   +5 more
core   +7 more sources

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