Results 41 to 50 of about 1,589 (145)

Microbial carbon metabolism associated with electrogenic sulphur oxidation in coastal sediments [PDF]

open access: yes, 2015
Recently, a novel electrogenic type of sulphur oxidation was documented in marine sediments, whereby filamentous cable bacteria (Desulfobulbaceae) are mediating electron transport over cm-scale distances. These cable bacteria are capable of developing an
Boschker, H.T.S.   +9 more
core   +2 more sources

Enrichment and Genomic Characterization of a N2O-Reducing Chemolithoautotroph From a Deep-Sea Hydrothermal Vent

open access: yesFrontiers in Bioengineering and Biotechnology, 2018
Nitrous oxide (N2O) is a greenhouse gas and also leads to stratospheric ozone depletion. In natural environments, only a single N2O sink process is the microbial reduction of N2O to N2, which is mediated by nitrous oxide reductase (NosZ) encoded by nosZ ...
Sayaka Mino   +5 more
doaj   +1 more source

Strategies of chemolithoautotrophs adapting to high temperature and extremely acidic conditions in a shallow hydrothermal ecosystem

open access: yesMicrobiome, 2023
Background Active hydrothermal vents create extreme conditions characterized by high temperatures, low pH levels, and elevated concentrations of heavy metals and other trace elements.
Wenchao Deng   +11 more
doaj   +1 more source

Nitrosomonas europaea expresses a nitric oxide reductase during nitrification. [PDF]

open access: yes, 2004
In this paper, we report the identification of a norCBQD gene cluster that encodes a functional nitric oxide reductase (Nor) in Nitrosomonas europaea. Disruption of the norB gene resulted in a strongly diminished nitric oxide (NO) consumption by cells ...
Beaumont, H.J.E.   +4 more
core   +2 more sources

Nautilia abyssi sp. nov., a thermophilic, chemolithoautotrophic, sulfur-reducing bacterium isolated from an East Pacific Rise hydrothermal vent [PDF]

open access: yes, 2009
This is an author manuscript that has been accepted for publication in International Journal of Systematic and Evolutionary Microbiology, copyright Society for General Microbiology, but has not been copy-edited, formatted or proofed. Cite this article as
Alain, Karine   +7 more
core   +2 more sources

Below the leaves: Integrating above‐ and below‐ground phenology for earth‐system predictability

open access: yesFunctional Ecology, Volume 40, Issue 5, Page 1251-1269, May 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Almost every aspect of biological systems has phenology—a pattern in activity or function linked to annual cycles. Most terrestrial phenology research focusses on leaves, the onset of leaf out or senescence.
Kendalynn Morris, Richard Nair
wiley   +1 more source

Phosphoserine phosphatase is required for serine and one-carbon unit synthesis in Hydrogenobacter thermophilus [PDF]

open access: yes, 2017
Hydrogenobacter thermophilus is an obligate chemolithoautotrophic bacterium of the phylum Aquificae and is capable of fixing carbon dioxide through the reductive tricarboxylic acid (TCA) cycle.
ARAI, Hiroyuki   +9 more
core   +1 more source

Shifts in coastal sediment oxygenation cause pronounced changes in microbial community composition and associated metabolism [PDF]

open access: yes, 2017
A key characteristic of eutrophication in coastal seas is the expansion of hypoxic bottom waters, often referred to as 'dead zones'. One proposed remediation strategy for coastal dead zones in the Baltic Sea is to mix the water column using pump stations,
Broman, Elias   +3 more
core   +1 more source

Glucose‐Maltodextrin as Synergistic Carbon Sources Enhance Biofloc Technology: Stabilizing Water Quality, Enriching Microbial Diversity, and Boosting Production in Cherax quadricarinatus Aquaculture

open access: yesAquaculture Research, Volume 2026, Issue 1, 2026.
Global aquaculture expansion necessitates sustainable technologies like biofloc technology (BFT), and the type of carbon source exerts a crucial impact on the functionality of biofloc systems. This study aimed to evaluate the effects of single carbon sources (glucose [G] and maltodextrin [M]) and their 1:1 mixture (GM) on water quality, microbial ...
Chengxu Ruan   +4 more
wiley   +1 more source

Insights into the Quorum Sensing Regulon of the Acidophilic Acidithiobacillus ferrooxidans Revealed by Transcriptomic in the Presence of an Acyl Homoserine Lactone Superagonist Analogue

open access: yesFrontiers in Microbiology, 2016
While a functional quorum sensing system has been identified in the acidophilic chemolithoautotroph Acidithiobacillus ferrooxidans ATCC 23270T and shown to modulate cell adhesion to solid substrates, nothing is known about the genes it regulates.
Sigde Mamani   +7 more
doaj   +1 more source

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