Results 91 to 100 of about 10,145 (230)

Genus-specific remodeling of carbon and energy metabolism facilitates acetoclastic methanogenesis in Methanosarcina spp. and Methanothrix spp.

open access: yesJournal of Bacteriology
Methanogenic archaea (methanogens) are microorganisms that obligately produce methane as a byproduct of their energy metabolism. While most methanogens grow on CO2+H2, isolates of the genera Methanosarcina and Methanothrix can use acetate as the sole ...
Blake E. Downing   +3 more
doaj   +1 more source

Effects of Phloroglucinol on In Vitro Methanogenesis, Rumen Fermentation, and Microbial Population Density

open access: yesTropical Animal Science Journal, 2019
This study investigated the effect of phloroglucinol (1,3,5-trihydroxybenzene) supplementation alone on methane production, rumen fermentation profiles, and microbial population structure of mixed in vitro cultures.
K. A. Sarwono   +4 more
doaj   +1 more source

A Novel Polyphosphate‐Degrading Enzyme Confers Growth on Exogenous Polyphosphate in the Archaeon Haloferax volcanii

open access: yesEnvironmental Microbiology, Volume 28, Issue 7, July 2026.
A novel polyP‐degrading enzyme with an activity differing from those currently known was found in Haloferax volcanii, conferring the ability for this microbe to grow on extracellular polyP. These findings further our understanding of the potential ecological roles of polyP and how archaea metabolise this essential biopolymer.
Jack W. F. Nicholls   +4 more
wiley   +1 more source

methanogens

open access: yes, 2014
Citation: 'methanogens' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.M03879 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Steady-State and Time-Resolved Spectroscopy of F420 Extracted from Methanogen Cells [PDF]

open access: yes, 1999
The methanogen electron carrier F420 was extracted from a methanogen cell culture, Methanobrevibacter ruminantium, and separated from other cell components by a single anion exchange chromatographic process.
Kraus, George   +5 more
core   +1 more source

A Membership-Fusing Model for Characterizing the Shift of Methanogen Community in a Three-Stage Sludge-Treatment Process [PDF]

open access: yes, 2020
Anaerobic digestion (AD) is an economical and effective method to treat sludge. AD with several pretreatments is the prior process to treat surplus sludge for a wastewater treatment plant. During a sludge-treatment process, various methanogens play their
Linna Cai, Hongyang Li, Hong Yao
core   +1 more source

The Sheaths of Methanospirillum Are Made of a New Type of Amyloid Protein

open access: yesFrontiers in Microbiology, 2018
The genera Methanospirillum and Methanosaeta contain species of anaerobic archaea that grow and divide within proteinaceous tubular sheaths that protect them from environmental stressors.
Line Friis Bakmann Christensen   +6 more
doaj   +1 more source

A Drier Year Markedly Enhances Methane, but Not Carbon Dioxide, Emissions in a Mediterranean Reservoir

open access: yesGlobal Change Biology, Volume 32, Issue 7, July 2026.
We monitored greenhouse gas emissions from a Mediterranean reservoir over 2 years that differed markedly in water availability. Methane emissions were much higher during the drier year, largely because lower water levels and warmer bottom waters favored methane production and release, while carbon dioxide emissions were less affected.
Cintia L. Ramón   +11 more
wiley   +1 more source

Relating Methanogen Community Structure and Function in Anaerobic Digesters [PDF]

open access: yes, 2012
A deeper understanding of how microbial community structure relates to process function would help improve anaerobic digester design. This dissertation describes both qualitative and quantitative relationships between anaerobic digester function and ...
Bocher, Benjamin T.W.
core   +1 more source

Is the methanogenic community reflecting the methane emissions of river sediments?—comparison of two study sites

open access: yesMicrobiologyOpen, 2017
Studies on methanogenesis from freshwater sediments have so far primarily focused on lake sediments. To expand our knowledge on the community composition of methanogenic archaea in river sediments, we studied the abundance and diversity of methanogenic ...
Prem Prashant Chaudhary   +2 more
doaj   +1 more source

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