Results 111 to 120 of about 19,850 (223)

Metagenomic Analysis of Thawing Permafrost Highlights Links Between Carbon and Nitrogen Cycling Processes in Abrupt Thaw Simulation

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 3, March 2026.
Abstract Abrupt permafrost thaw events are projected to contribute up to 40% of permafrost carbon (C) release to the atmosphere. They involve sudden hydrological shifts within the soil column; however, the exact microbial functional pathway shifts induced by these events remain cryptic. To investigate how C and nutrient cycling processes differ in thaw
M. Laurent   +7 more
wiley   +1 more source

Sulfate-reducing bacteria: Microbiology and physiology [PDF]

open access: yes
The sulfate reducing bacteria, the first nonphotosynthetic anaerobic bacteria demonstrated to contain c type cytochromes, perform electron transfer coupled to phosphorylation. A new bioenergetic scheme for the formation of a proton gradient for growth of
Peck, H. D.
core   +1 more source

Catalytic Reduction of Bisulfite by Myoglobin/Surfactant Films [PDF]

open access: yes, 2017
The voltammetry of bisulfite at a film formed with myoglobin was studied in aqueous solutions. A broad wave was observed for the reduction of bisulfite.
Abdellatty, Radalla   +2 more
core   +1 more source

Sulfate Reduction in Sediments Produces High Levels of Chromophoric Dissolved Organic Matter [PDF]

open access: yes, 2017
Sulfate reduction plays an important role in altering dissolved organic matter (DOM) in estuarine and coastal sediments, although its role in the production of optically active chromophoric DOM (CDOM) and a subset of fluorescent DOM (FDOM) has not been ...
Gonsior, Michael   +4 more
core   +2 more sources

A Synthetic Microbiome Based on Dominant Microbes in Wild Rice Rhizosphere to Promote Sulfur Utilization

open access: yesRice
Sulfur (S) is one of the main components of important biomolecules, which has been paid more attention in the anaerobic environment of rice cultivation. In this study, 12 accessions of rice materials, belonging to two Asian rice domestication systems and
Changji Wang   +9 more
doaj   +1 more source

Typical Soil Redox Processes in Pentachlorophenol Polluted Soil Following Biochar Addition

open access: yesFrontiers in Microbiology, 2018
Reductive dechlorination is the primary pathway for environmental removal of pentachlorophenol (PCP) in soil under anaerobic condition. This process has been verified to be coupled with other soil redox processes of typical biogenic elements such as ...
Min Zhu   +11 more
doaj   +1 more source

Metabolic activity of sulfate-reducing bacteria from rodents with colitis

open access: yesOpen Medicine, 2018
Sulfate-reducing bacteria (SRB) are anaerobic microorganisms, which use sulfate as an electron acceptor in the process of dissimilatory sulfate reduction.
Kováč Jozef   +2 more
doaj   +1 more source

Temperature effects on methanogenesis and sulfidogenesis during anaerobic digestion of sulfur-rich macroalgal biomass in sequencing batch reactors [PDF]

open access: yes, 2019
Methanogenesis and sulfidogenesis, the major microbial reduction reactions occurring in the anaerobic digestion (AD) process, compete for common substrates.
Jung, Heejung, Kim, Jaai, Lee, Changsoo
core   +1 more source

The Microbial Flora of Acid Mine Water and its Relationship to Formation and Removal of Acid [PDF]

open access: yes, 1968
(print) viii, 124 p. illus. 28 cm.Title Page -- Table of Contents -- List of Tables -- List of Figures -- I: Introduction -- II: The Influence of Acid Water on Aerobic Heterotrophs of A Normal Stream -- III: The Relative Influence of Iron, Sulfate and ...
Dugan, Patrick R.   +1 more
core  

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