Results 71 to 80 of about 1,710 (155)

Genomic and Transcriptomic Resolution of Organic Matter Utilization Among Deep-Sea Bacteria in Guaymas Basin Hydrothermal Plumes

open access: yesFrontiers in Microbiology, 2016
Microbial chemosynthesis within deep-sea hydrothermal vent plumes is a regionally important source of organic carbon to the deep ocean. Although chemolithoautotrophs within hydrothermal plumes have attracted much attention, a gap remains in understanding
M. Li, Sunit Jain, G. Dick
semanticscholar   +1 more source

Identification of Aerobic ETBE‐Degrading Microorganisms in Groundwater Using Stable Isotope Probing

open access: yesGroundwater Monitoring &Remediation, Volume 44, Issue 4, Page 92-103, Fall 2024.
Abstract A limited number of microorganisms have been identified with the capability to degrade ethyl tert‐butyl ether (ETBE) in the environment. Knowledge of the identity and distribution of ETBE‐degrading microorganisms is important for the implementation of management measures such as natural attenuation and bioremediation at ETBE‐release sites.
Henry C.G. Nicholls   +4 more
wiley   +1 more source

Anaerobic oxidation of methane associated with sulfate reduction in a natural freshwater gas source [PDF]

open access: yes, 2015
The occurrence of anaerobic oxidation of methane (AOM) and trace methane oxidation (TMO) was investigated in a freshwater natural gas source. Sediment samples were taken and analyzed for potential electron acceptors coupled to AOM.
A Boetius   +84 more
core   +2 more sources

Methanol excretion by Methylomonas methanica is induced by the supernatant of a methanotrophic consortium

open access: yesJournal of Chemical Technology &Biotechnology, Volume 99, Issue 6, Page 1356-1363, June 2024.
Abstract BACKGROUND Methanotrophs play an important role in mitigating methane (CH4) emissions in ecosystems. They closely interact with other microorganisms forming communities where the cross‐feeding of metabolites, presumably methanol (MeOH), is essential for the growth and activity of non‐methanotrophs. The experiments in this study were focused on
Geovanni Avila‐Nuñez   +3 more
wiley   +1 more source

Seasonal variation in metabolic profiles and microbial communities in a subarctic ore processing plant

open access: yesEnvironmental Microbiology Reports, Volume 16, Issue 3, June 2024.
The microbial communities in a northern ore processing plant were compared in summer and winter. Distinct seasonal communities were identified with higher microbial numbers and specific metabolic capacities, such as heavy metal resistance, sulphate/thiosulphate, molybdate, iron(III) and Zinc transport, nitrate reduction, denitrification, thiosulphate ...
Malin Bomberg   +2 more
wiley   +1 more source

Metagenomic analysis of rapid gravity sand filter microbial communities suggests novel physiology of Nitrospira spp [PDF]

open access: yes, 2016
Rapid gravity sand filtration is a drinking water production technology widely used around the world. Microbially catalyzed processes dominate the oxidative transformation of ammonia, reduced manganese and iron, methane and hydrogen sulfide, which may ...
Fowler, Jane   +5 more
core   +1 more source

Active coexistence of the novel gammaproteobacterial methanotroph ‘Ca. Methylocalor cossyra’ CH1 and verrucomicrobial methanotrophs in acidic, hot geothermal soil

open access: yesEnvironmental Microbiology, Volume 26, Issue 3, March 2024.
The genome and ecophysiology of a novel gammaproteobacterial methanotroph isolated from geothermal soil were analysed. This bacterium can grow at pH values as low as pH 3.5 and temperatures up to 55°C and coexists with verrucomicrobial methanotrophs in the hot volcanic soil on Pantelleria island.
Changqing Liu   +9 more
wiley   +1 more source

Microbiome mediating methane and nitrogen transformations in a subterranean estuary

open access: yesEnvironmental Microbiology, Volume 26, Issue 1, January 2024.
Our study reveals distinct microbial and biogeochemical zones in a subterranean estuary that can mediate transformations of the fluxes of greenhouse gases and nutrients. Contrary to common practices, relying solely on terrestrial endmembers to determine greenhouse gas and nutrient discharges to the coastal ocean may lead to overestimation, as our ...
Sebastian Euler   +5 more
wiley   +1 more source

Microbial Response to the MC-252 Oil and Corexit 9500 in the Gulf of Mexico [PDF]

open access: yes, 2012
The Deepwater Horizon spill released over 4.1 million barrels of crude oil into the Gulf of Mexico. In an effort to mitigate large oil slicks, the dispersant Corexit 9500 was sprayed onto surface slicks and injected directly at the wellhead at water ...
Eric A. Dubinsky   +4 more
core   +2 more sources

Degradation of Dispersants and Dispersed Oil [PDF]

open access: yes, 2011
Chemical oil dispersants are proprietary mixtures of surfactants and solvents which are directly applied to a spill in order to reduce the natural attractive forces of the oil. When oil treated with dispersants is exposed to mixing energy, typically from
Lee, Kenneth
core   +1 more source

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