Results 31 to 40 of about 1,641 (199)

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

open access: yesmSystems, 2021
Acetogens synthesize acetyl-CoA via the CO2-fixing Wood-Ljungdahl pathway. Despite their ecological and biotechnological importance, their translational regulation of carbon and energy metabolisms remains unclear.
Jongoh Shin   +8 more
doaj   +1 more source

Programming Gut Microbiome Function Through Cross-Feeding: From Ecological Mechanisms to Live Biotherapeutics. [PDF]

open access: yesAdv Sci (Weinh)
This graphical abstract presents gut microbial cross‐feeding through a Mechanism–Technology–Application framework. It summarizes major resource‐transfer modes, the experimental and computational tools used to establish causality, and potential interventions involving dietary substrates, live biotherapeutic products, and engineered microbes.
Sun C   +7 more
europepmc   +2 more sources

There Must be an Acetogen Somewhere [PDF]

open access: yesFrontiers in Microbiology, 2012
In the beginning of 1983, when I was a post-doctoral student at the University of Illinois, Ralph Wolfe handed me an offprint of a long article and said: “Read this!” That paper was the review by Thauer et al. (1977) on “Energy conservation in chemotrophic anaerobic bacteria.” I have read it many times.
openaire   +2 more sources

Genomic and in-situ Transcriptomic Characterization of the Candidate Phylum NPL-UPL2 From Highly Alkaline Highly Reducing Serpentinized Groundwater

open access: yesFrontiers in Microbiology, 2018
Serpentinization is a process whereby water interacts with reduced mantle rock called peridotite to produce a new suite of minerals (e.g., serpentine), a highly alkaline fluid, and hydrogen. In previous reports, we identified abundance of microbes of the
Shino Suzuki   +5 more
doaj   +1 more source

Competition for Hydrogen Prevents Coexistence of Human Gastrointestinal Hydrogenotrophs in Continuous Culture

open access: yesFrontiers in Microbiology, 2020
Understanding the metabolic dynamics of the human gastrointestinal tract (GIT) microbiota is of growing importance as research continues to link the microbiome to host health status.
Nick W. Smith   +13 more
doaj   +1 more source

A fluorescent reporter system for anaerobic thermophiles

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Owing to their inherent capacity to make invisible biological processes visible and quantifiable, fluorescent reporter systems have numerous applications in biotechnology. For classical fluorescent protein systems (i.e., GFP and derivatives), chromophore
Rémi Hocq   +7 more
doaj   +1 more source

CRISPRi knockdown of acetate and 2,3-butanediol production-related genes in a gas-fermenting acetogen

open access: yes, 2023
Gas fermentation allows to convert carbon oxide emissions into value-added products using acetogen bacteria. This thesis aimed at creating a CRISPR/Cas9-based gene knockdown (KD) system to reduce expression of two genes in the model-acetogen C ...
Kõrgnurm, Koit
core   +1 more source

Energetics and Application of Heterotrophy in Acetogenic Bacteria [PDF]

open access: yesApplied and Environmental Microbiology, 2016
ABSTRACTAcetogenic bacteria are a diverse group of strictly anaerobic bacteria that utilize the Wood-Ljungdahl pathway for CO2fixation and energy conservation. These microorganisms play an important part in the global carbon cycle and are a key component of the anaerobic food web.
Kai, Schuchmann, Volker, Müller
openaire   +2 more sources

An ancient pathway combining carbon dioxide fixation with the generation and utilization of a sodium ion gradient for ATP synthesis [PDF]

open access: yes, 2012
Synthesis of acetate from carbon dioxide and molecular hydrogen is considered to be the first carbon assimilation pathway on earth. It combines carbon dioxide fixation into acetyl-CoA with the production of ATP via an energized cell membrane.
Kaster, Anne-Kristin   +55 more
core   +1 more source

How formate dehydrogenase-lacking acetogen Clostridium bovifaecis utilize formate as the sole carbon source for its acetogenic growth?

open access: yes, 2023
Little is known about the growth of formate dehydrogenase-lacking acetogen on formate as sole carbon source. Here, we analyzed formate metabolism in Clostridium bovifaecis strain BXX using different concentrations of formate.
Qian, Q.   +6 more
core   +1 more source

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