Results 41 to 50 of about 1,140,935 (221)

Exploration of isoxanthohumol bioconversion from spent hops into 8-prenylnaringenin using resting cells of Eubacterium limosum [PDF]

open access: yes, 2020
Hops is an almost unique source of the potent phytoestrogen 8-prenylnaringenin (8-PN). As hops contain only low levels of 8-PN, synthesis may be more attractive than extraction.
Bolca, Selin   +6 more
core   +2 more sources

Carbonic anhydrase in Acetobacterium woodii and other acetogenic bacteria [PDF]

open access: yesJournal of Bacteriology, 1997
Acetobacterium woodii, Acetohalobium arabaticum, Clostridium formicoaceticum, and Sporomusa silvacetica were found to contain carbonic anhydrase (CA). Minimal to no CA activity was detected in Moorella thermoautotrophica, Moorella thermoacetica subsp. "pratumsolum," Sporomusa termitida, and Thermoanaerobacter kivui. Of the acetogens tested, A.
S A, Braus-Stromeyer   +4 more
openaire   +2 more sources

Genome-based metabolic and phylogenomic analysis of three Terrisporobacter species.

open access: yesPLoS ONE, 2023
Acetogenic bacteria are of high interest for biotechnological applications as industrial platform organisms, however, acetogenic strains from the genus Terrisporobacter have hitherto been neglected.
Tim Böer   +4 more
doaj   +1 more source

Lignin Syngas Bioconversion by Butyribacterium methylotrophicum: Advancing towards an Integrated Biorefinery

open access: yesEnergies, 2021
Hybrid bio-thermochemical based technologies have the potential to ensure greater feedstock flexibility for the production of bioenergy and bioproducts. This study focused on the bioconversion of syngas produced from low grade technical lignin to C2-/C4 ...
Marta Pacheco   +5 more
doaj   +1 more source

Anaerobic degradation of dimethylsulfoniopropionate to 3-S-methylmercaptopropionate by a marine Desulfobacterium strain [PDF]

open access: yes, 1993
Dimethylsulfoniopropionate, an osmolyte of marine algae, is thought to be the major precursor of dimethyl sulfide, which plays a dominant role in biogenic sulfur emission.
Dijkhuizen, Lubbert,   +3 more
core   +2 more sources

Genetic Evidence Reveals the Indispensable Role of the rseC Gene for Autotrophy and the Importance of a Functional Electron Balance for Nitrate Reduction in Clostridium ljungdahlii

open access: yesFrontiers in Microbiology, 2022
For Clostridium ljungdahlii, the RNF complex plays a key role for energy conversion from gaseous substrates such as hydrogen and carbon dioxide. In a previous study, a disruption of RNF-complex genes led to the loss of autotrophy, while heterotrophy was ...
Christian-Marco Klask   +7 more
doaj   +1 more source

Decolorization of synthetic melanoidins-containing wastewater by a bacterial consortium [PDF]

open access: yes, 2008
The presence of melanoidins in molasses wastewater leads to water pollution both due to its dark brown color and its COD contents. In this study, a bacterial consortium isolated from waterfall sediment was tested for its decolorization.
A Mandal   +48 more
core   +1 more source

Evaluation of Media Components and Process Parameters in a Sensitive and Robust Fed-Batch Syngas Fermentation System with Clostridium ljungdahlii

open access: yesFermentation, 2020
The fermentation of synthesis gas, or syngas, by acetogenic bacteria can help in transitioning from a fossil-fuel-based to a renewable bioeconomy. The main fermentation products of Clostridium ljungdahlii, one of such microorganisms, are acetate and ...
Alba Infantes   +2 more
doaj   +1 more source

Energy Conservation in the Acetogenic Bacterium Clostridium aceticum

open access: yesMicroorganisms, 2021
In times of global warming caused by the extensive use of fossil fuels, the need to capture gaseous carbon compounds is growing bigger. Several groups of microorganisms can fix the greenhouse gas CO2.
Anja Wiechmann, Volker Müller
doaj   +1 more source

Diversity of Formyltetrahydrofolate Synthetases in the Guts of the Wood-Feeding Cockroach Cryptocercus punctulatus and the Omnivorous Cockroach Periplaneta americana [PDF]

open access: yes, 2010
We examined the diversity of a marker gene for homoacetogens in two cockroach gut microbial communities. Formyltetrahydrofolate synthetase (FTHFS or fhs) libraries prepared from a wood-feeding cockroach, Cryptocercus punctulatus, were dominated by ...
Leadbetter, Jared R.   +1 more
core   +2 more sources

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