Exploring Acetogenesis in Firmicutes: From Phylogenetic Analysis to Solid Medium Cultivation with Solid-Phase Electrochemical Isolation Equipments [PDF]
Microorganisms, 2023 This study introduces a groundbreaking approach for the exploration and utilization of electrotrophic acetogens, essential for advancing microbial electrosynthesis systems (MES).
Zen-ichiro Kimura +2 more
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Engineered acetogenic bacteria as microbial cell factory for diversified biochemicals [PDF]
Frontiers in Bioengineering and BiotechnologyAcetogenic bacteria (acetogens) are a class of microorganisms with conserved Wood-Ljungdahl pathway that can utilize CO and CO2/H2 as carbon source for autotrophic growth and convert these substrates to acetate and ethanol. Acetogens have great potential
Jun-Zhe Zhang +12 more
doaj +2 more sources
Progresses and challenges of engineering thermophilic acetogenic cell factories [PDF]
Frontiers in MicrobiologyThermophilic acetogens are gaining recognition as potent microbial cell factories, leveraging their unique metabolic capabilities to drive the development of sustainable biotechnological processes. These microorganisms, thriving at elevated temperatures,
Barbara Bourgade, M. Ahsanul Islam
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Defined Electrosynthetic Microbial Consortia Reveal Electron Transfer Modes Governing Acetate Production [PDF]
Advanced SciencePrecise manipulation of interspecies electron transfer (IET) is critical for advancing microbial electrosynthesis (MES) toward efficient CO2 bioconversion.
Jing Zhang +8 more
doaj +2 more sources
Abundant and active acetogens enhance the carbon dioxide sink of Blue Carbon ecosystems [PDF]
MicrobiomeBackground Blue Carbon ecosystems, which include all tidal wetlands, mitigate climate change by capturing and storing carbon dioxide (CO2) from the atmosphere.
Karen Rodriguez +9 more
doaj +2 more sources
Metagenomic Exploration Uncovers Several Novel ‘Candidatus’ Species Involved in Acetate Metabolism in High‐Ammonia Thermophilic Biogas Processes [PDF]
Microbial BiotechnologyBiogas reactors operating at elevated ammonia levels are commonly susceptible to process disturbances, further augmented at thermophilic temperatures.
George B. Cheng +2 more
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Sugar-inducible promoters for manipulation of core metabolic pathways in the thermophilic acetogen Thermoanaerobacter kivui [PDF]
Applied and Environmental MicrobiologyAcetogenic bacteria form an essential part of the global carbon cycle and show promise for green chemicals production thanks to their energy-efficient carbon fixation via the Wood-Ljungdahl pathway. Energy conservation in acetogens is dependent on one of
Benjamin Zeldes +6 more
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A megatransposon drives the adaptation of Thermoanaerobacter kivui to carbon monoxide [PDF]
Nature CommunicationsAcetogens are promising industrial biocatalysts for upgrading syngas, a gas mixture containing CO, H2 and CO2 into fuels and chemicals. However, CO severely inhibits growth of many acetogens, often requiring extensive adaptation to enable efficient CO ...
Rémi Hocq +5 more
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A deeply branching thermophilic bacterium with an ancient acetyl-CoA pathway dominates a subsurface ecosystem [PDF]
, 2012 A nearly complete genome sequence of Candidatus ‘Acetothermum autotrophicum’, a presently uncultivated bacterium in candidate division OP1, was revealed by metagenomic analysis of a subsurface thermophilic microbial mat community.
A Stamatakis +69 more
core +12 more sources
The root zone of graminoids: A niche for H2-consuming acetogens in a minerotrophic peatland
Frontiers in Microbiology, 2022 The importance of acetogens for H2 turnover and overall anaerobic degradation in peatlands remains elusive. In the well-studied minerotrophic peatland fen Schlöppnerbrunnen, H2-consuming acetogens are conceptualized to be largely outcompeted by iron ...
Anja B. Meier +4 more
doaj +1 more source