Results 41 to 50 of about 3,333 (196)

Methanogen Levels Are Significantly Associated with Fecal Microbiota Composition and Alpha Diversity in Healthy Adults and Irritable Bowel Syndrome Patients

open access: yesMicrobiology Spectrum, 2022
Hydrogenotrophic microbes, primarily including the three functional groups methanogens, sulfate-reducing bacteria, and reductive acetogens, use hydrogen as an energy source and play an important role in maintaining the hydrogen balance in gut ecosystems.
Taojun Wang   +9 more
doaj   +1 more source

High-Throughput Sequencing and Unsupervised Analysis of Formyltetrahydrofolate Synthetase (FTHFS) Gene Amplicons to Estimate Acetogenic Community Structure

open access: yesFrontiers in Microbiology, 2020
The formyltetrahydrofolate synthetase (FTHFS) gene is a molecular marker of choice to study the diversity of acetogenic communities. However, current analyses are limited due to lack of a high-throughput sequencing approach for FTHFS gene amplicons and a
Abhijeet Singh   +5 more
doaj   +1 more source

Biotransformations of aromatic aldehydes by acetogenic bacteria [PDF]

open access: yesFEMS Microbiology Letters, 1990
Vanillin was subject to O demethylation and supported growth of Clostridium formicoaceticum and Clostridium thermoaceticum. Vanillin was also stimulatory to the CO-dependent growth of Peptostreptococcus productus. The aldehyde substituent of vanillin was metabolized by routes which were dependent upon both the acetogen and a co-metabolizable substrate (
M F, Lux, E, Keith, T D, Hsu, H L, Drake
openaire   +2 more sources

Genome-Scale Analysis of Acetobacterium woodii Identifies Translational Regulation of Acetogenesis

open access: yesmSystems, 2021
Acetogens are capable of reducing CO ...
Jongoh Shin   +8 more
doaj   +1 more source

Reprogramming the metabolism of an acetogenic bacterium to homoformatogenesis

open access: yesThe ISME Journal, 2023
Abstract Methyl groups are abundant in anoxic environments and their utilization as carbon and energy sources by microorganisms involves oxidation of the methyl groups to CO2, followed by transfer of the electrons to an acceptor. In acetogenic bacteria, the electron acceptor is CO2 that is reduced to enzyme bound carbon monoxide, the ...
Jimyung Moon   +3 more
openaire   +2 more sources

Energy Conservation in Acetogenic Bacteria [PDF]

open access: yesApplied and Environmental Microbiology, 2003
The anaerobic way of life comprises a great metabolic diversity and, correspondingly, diversity of energy-generating mechanisms ([52][1]). The facultative anaerobes have a respiratory system that uses preferentially oxygen, but in the absence of oxygen and presence of alternative electron ...
openaire   +2 more sources

Deconstructing Methanosarcina acetivorans into an acetogenic archaeon

open access: yesProceedings of the National Academy of Sciences, 2022
Significance The reductive acetyl-coenzyme A (acetyl-CoA) pathway is the only carbon fixation pathway that can also be used for energy conservation like it is known for acetogenic bacteria. In methanogenic archaea, this pathway is extended with one route toward acetyl-CoA formation for anabolism and another route ...
Schone, Christian   +8 more
openaire   +6 more sources

A functional Wood–Ljungdahl pathway devoid of a formate dehydrogenase in the gut acetogens Blautia wexlerae, Blautia luti and beyond

open access: yes, 2022
Species of the genus Blautia are typical inhabitants of the human gut and considered as beneficial gut microbes. However, their role in the gut microbiome and their metabolic features are poorly understood. Blautia schinkii was described as an acetogenic
Trischler, Raphael   +4 more
core   +1 more source

Accelerate acetogenic bioproduction: Acetogens as sustainable producers of biocommodities

open access: yesCurrent Opinion in Systems Biology
Gas fermentation using autotrophic acetogenic bacteria has been industrialized, however, its full potential remains untapped, with only native products like ethanol being produced thus far. Advancements in synthetic biology have enabled the recombinant production of diverse biocommodities to broaden their limited natural product spectrum from C1-gases.
Flaiz, Maximilian, Sousa, Diana Z.
openaire   +1 more source

Predicting proteome allocation, overflow metabolism, and metal requirements in a model acetogen.

open access: yesPLoS Computational Biology, 2019
The unique capability of acetogens to ferment a broad range of substrates renders them ideal candidates for the biotechnological production of commodity chemicals.
Joanne K Liu   +8 more
doaj   +1 more source

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