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Alfons J. M. Stams
Researcher at Wageningen University and Research Centre
Publications - 469
Citations - 34113
Alfons J. M. Stams is an academic researcher from Wageningen University and Research Centre. The author has contributed to research in topics: Methanogenesis & Propionate. The author has an hindex of 93, co-authored 464 publications receiving 30395 citations. Previous affiliations of Alfons J. M. Stams include University of Groningen & University of Minho.
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Journal ArticleDOI
Analysis of the microbial community of the biocathode of a hydrogen-producing microbial electrolysis cell
Elsemiek Croese,Maria Alcina Pereira,Maria Alcina Pereira,Gert-Jan Euverink,Alfons J. M. Stams,Jeanine S. Geelhoed,Jeanine S. Geelhoed +6 more
TL;DR: This work proposes a mechanism for hydrogen evolution through Desulfovibrio spp.
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Acetate threshold values and acetate activating enzymes in methanogenic bacteria
TL;DR: Although the affinity for acetate was high, the hydrogenotrophic methane bacteria were not able to remove acetate to lower concentrations than the acetoclastic methane bacteria, neither in pure cultures nor in anaerobic granular sludge samples.
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Anaerobic degradation of volatile fatty acids at different sulphate concentrations
TL;DR: In this paper, the effect of sulfate on the anaerobic breakdown of mixtures of acetate, propionate and butyrate at three different sulfate to fatty acid ratios was studied in up-flow sludge blanket reactors.
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Syntrophomonas zehnderi sp. nov., an anaerobe that degrades long-chain fatty acids in co-culture with Methanobacterium formicicum.
TL;DR: Phylogenetic analysis based on 16S rRNA gene sequences revealed that strain OL-4(T) was most closely related to the fatty-acid-oxidizing, syntrophic bacterium Syntrophomonas sp.
Journal ArticleDOI
High-rate anaerobic treatment of wastewater at low temperatures.
Gatze Lettinga,Salih Rebac,Sofia N. Parshina,Alla N. Nozhevnikova,Jules B. van Lier,Alfons J. M. Stams +5 more
TL;DR: The specific VFA-degrading activities of the sludge in each of the modules doubled during system operation for 150 days, indicating a good enrichment of methanogens and proton-reducing acetogenic bacteria at such low temperatures.