Results 101 to 110 of about 2,501,674 (199)

Solar-driven carbon dioxide fixation using photosynthetic semiconductor bio-hybrids. [PDF]

open access: yes, 2019
Solar-driven conversion of carbon dioxide to value-added carbon products is an ambitious objective of ongoing research efforts. However, high overpotential, low selectivity and poor CO2 mass transfer plague purely inorganic electrocatalysts.
Cestellos-Blanco, Stefano   +2 more
core   +1 more source

Complete genome sequence of Desulfarculus baarsii type strain (2st14T) [PDF]

open access: yes, 2010
Desulfarculus baarsii (Widdel 1981) Kuever et al. 2006 is the type and only species of the genus Desulfarculus, which represents the family Desulfarculaceae and the order Desulfarculales.
Alex Copeland   +35 more
core   +3 more sources

Cobalamin‐Dependent Aryl Methyl Ether O‐Demethylases: Promising Enzymes for Biocatalytic Applications from Lignin Valorization to Organic Synthesis

open access: yesChemCatChem, Volume 17, Issue 21, November 10, 2025.
Cobalamin‐dependent aryl methyl ether O‐demethylases have high potential for biocatalytic applications, including lignin valorization and synthetic chemistry. In this review, we provide a detailed overview of such O‐demethylase systems identified to date from various microorganisms, including their mechanism, substrate scope and selectivity, and ...
Niels Krabbe Johnsen   +4 more
wiley   +1 more source

Ethanol and Acetic Acid Production from Carbon Monoxide in a Clostridium Strain in Batch and Continuous Gas-Fed Bioreactors [PDF]

open access: yes, 2015
The effect of different sources of nitrogen as well as their concentrations on the bioconversion of carbon monoxide to metabolic products such as acetic acid and ethanol by Clostridium autoethanogenum was studied.
Kennes, Christian   +2 more
core   +3 more sources

Effect of Lactobacillus plantarum Extracellular Vesicles on Lipid Metabolism in Mice Fed a High‐Fat Diet

open access: yesMolecular Nutrition &Food Research, Volume 69, Issue 21, November 2025.
Extracellular vesicles from Lactobacillus plantarum improved lipid metabolism in HFD‐fed mice by regulating hepatic genes involved in lipid synthesis and oxidation. They also alleviated intestinal dysfunction by reducing inflammation, enhancing barrier function, and modulating gut microbiota and metabolites, underscoring their therapeutic potential in ...
Shan‐Shan Xu   +8 more
wiley   +1 more source

Genome‐Resolved Approach of Guerrero Negro Hypersaline Microbial Mats Reveals the Metabolic Potential of Key Players in a Stratified Community

open access: yesEnvironmental Microbiology, Volume 27, Issue 11, November 2025.
The first metagenome‐assembled genomes (MAGs) from Guerrero Negro hypersaline microbial mats were recovered from natural and incubated samples. These MAGs include dominant and rare taxa, whose metabolic potential provides clues to metabolic versatility in the cycling of three elements (carbon, sulfur, and nitrogen) at the genome and community levels ...
Miguel A. Martínez‐Mercado   +5 more
wiley   +1 more source

Effect of temperature and surfactant on biomass growth and higher-alcohol production during syngas fermentation by Clostridium carboxidivorans P7

open access: yesBioresources and Bioprocessing, 2020
Hexanol–butanol–ethanol fermentation from syngas by Clostridium carboxidivorans P7 is a promising route for biofuel production. However, bacterial agglomeration in the culture of 37 °C severely hampers the accumulation of biomass and products.
Shaohuang Shen   +7 more
doaj   +1 more source

Assessing environmental gradients in relation to dark CO2 fixation in estuarine wetland microbiomes

open access: yesApplied and Environmental Microbiology
The rising atmospheric concentration of CO2 is a major concern to society due to its global warming potential. In soils, CO2-fixing microorganisms are preventing some of the CO2 from entering the atmosphere.
Luise Grüterich   +7 more
doaj   +1 more source

A phylogenetic approach to the early evolution of autotrophy: the case of the reverse TCA and the reductive acetyl-CoA pathways [PDF]

open access: yes, 2014
In recent decades, a number of hypotheses on the autotrophic origin of life have been presented. These proposals invoke the emergence of reaction networks leading from CO or CO2 to the organic molecules required for life.
Antonio Lazcano   +4 more
core   +1 more source

Native iron reduces CO2 to intermediates and end-products of the acetyl CoA pathway

open access: yesNature Ecology & Evolution, 2018
Autotrophic theories for the origin of life propose that CO2 was the carbon source for primordial biosynthesis. Among the six known CO2 fixation pathways in nature, the acetyl-CoA (AcCoA; or Wood–Ljungdahl) pathway is the most ancient, and relies on ...
S. Varma   +3 more
semanticscholar   +1 more source

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