Results 31 to 40 of about 19,348 (233)

Response of Methanogens in Arctic Sediments to Temperature and Methanogenic Substrate Availability

open access: yesPLOS ONE, 2015
Although cold environments are major contributors to global biogeochemical cycles, comparatively little is known about their microbial community function, structure, and limits of activity. In this study a microcosm based approach was used to investigate the effects of temperature, and methanogenic substrate amendment, (acetate, methanol and H2/CO2) on
Blake LI   +4 more
openaire   +8 more sources

Isoprene Production from Municipal Wastewater Biosolids by Engineered Archaeon Methanosarcina acetivorans

open access: yesApplied Sciences, 2021
Wastewater biosolids are a promising feedstock for production of value-added renewable chemicals. Methane-producing archaea (methanogens) are already used to produce renewable biogas via the anaerobic treatment of wastewater.
Sean Carr   +2 more
doaj   +1 more source

Production of Citrate by Anaerobic Fungi in the Presence of Co-culture Methanogens as Revealed by H NMR Spectrometry [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2013
The metabolomic profile of the anaerobic fungus Piromyces sp. F1, isolated from the rumen of goats, and how this is affected by the presence of naturally associated methanogens, was analyzed by nuclear magnetic resonance spectroscopy.
Yan Fen Cheng   +3 more
doaj   +1 more source

The repertoire of archaea cultivated from severe periodontitis.

open access: yesPLoS ONE, 2015
In previous studies, the abundance and diversity of methanogenic archaea in the dental microbiota have been analysed by the detection of specific DNA sequences by PCR-based investigations and metagenomic studies.
Hong T T Huynh   +4 more
doaj   +1 more source

Assessing the Ecophysiology of Methanogens in the Context of Recent Astrobiological and Planetological Studies

open access: yesLife, 2015
Among all known microbes capable of thriving under extreme and, therefore, potentially extraterrestrial environmental conditions, methanogens from the domain Archaea are intriguing organisms.
Ruth-Sophie Taubner   +3 more
doaj   +1 more source

Spatial Variations of the Methanogenic Communities in the Sediments of Tropical Mangroves. [PDF]

open access: yesPLoS ONE, 2016
Methane production by methanogens in mangrove sediments is known to contribute significantly to global warming, but studies on the shift of methanogenic community in response to anthropogenic contaminations were still limited.
Hongmei Jing   +5 more
doaj   +1 more source

Resonance Raman analysis of intracellular vitamin B12 analogs in methanogenic archaea

open access: yesAnalytical Science Advances, 2022
Methanogenic archaea (methanogens) are microorganisms that can synthesize methane. They are found in diverse environments ranging from paddy fields to animal digestive tracts to deep‐sea hydrothermal vents.
Nanako Kanno   +4 more
doaj   +1 more source

First characterization of methanogens in oral cavity in Malian patients with oral cavity pathologies

open access: yesBMC Oral Health, 2019
Background The oral cavity of humans is inhabited by several hundreds of bacterial species and other microorganisms such as fungi and archaeal methanogens.
Elisabeth Sogodogo   +7 more
doaj   +1 more source

Metabolic versatility in methanogens

open access: yesCurrent Opinion in Biotechnology, 2014
Methanogenesis is an anaerobic metabolism responsible for the generation of >90% of the methane formed on Earth today, with important implications for fuels production and global warming. Although methanogenic Archaea have been cultured for over 70 years, key insights regarding electron flow and energy conservation in methanogenesis have only recently ...
Costa, Kyle C, Leigh, John A
openaire   +2 more sources

Growth Coordination Between Butyrate-Oxidizing Syntrophs and Hydrogenotrophic Methanogens

open access: yesFrontiers in Microbiology, 2021
Syntrophy is a thermodynamically required mutualistic cooperation between fatty acid-oxidizing bacteria and methanogens that plays the important role in organic decomposition and methanogenesis in anoxic environments.
Shuqi Cong, Yiqin Xu, Yahai Lu
doaj   +1 more source

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