Results 61 to 70 of about 1,018 (168)

Recovery of complete genomes and non-chromosomal replicons from activated sludge enrichment microbial communities with long read metagenome sequencing

open access: yesnpj Biofilms and Microbiomes, 2021
New long read sequencing technologies offer huge potential for effective recovery of complete, closed genomes from complex microbial communities. Using long read data (ONT MinION) obtained from an ensemble of activated sludge enrichment bioreactors we ...
Krithika Arumugam   +12 more
doaj   +1 more source

Assessment of bacterial and structural dynamics in aerobic granular biofilms

open access: yesFrontiers in Microbiology, 2013
Aerobic granular sludge is based on self-granulated flocs forming mobile biofilms with a gel-like consistence. Bacterial and structural dynamics from flocs to granules were followed in anaerobic-aerobic sequencing batch reactors fed with synthetic ...
David G. Weissbrodt   +4 more
doaj   +1 more source

Multistability and Reversibility of Aerobic Granular Sludge Microbial Communities Upon Changes From Simple to Complex Synthetic Wastewater and Back

open access: yesFrontiers in Microbiology, 2020
Aerobic granular sludge (AGS) is a promising alternative wastewater treatment to the conventional activated sludge system allowing space and energy saving. Basic understanding of AGS has mainly been obtained using simple wastewater containing acetate and
Aline Adler, Christof Holliger
doaj   +1 more source

Effect of Chlorination on Microbiological Quality of Effluent of a Full-Scale Wastewater Treatment Plant

open access: yesLife, 2021
The evaluation of effluent wastewater quality mainly relies on the assessment of conventional bacterial indicators, such as fecal coliforms and enterococci; however, little is known about opportunistic pathogens, which can resist chlorination and may be ...
Ioanna Zerva   +6 more
doaj   +1 more source

Development of microbial communities in biofilm and activated sludge in a hybrid reactor

open access: yesScientific Reports, 2022
Microorganisms play a key role in biological wastewater treatment. The form in which biomass develops determines the efficiency and mechanisms of organic compound conversion, due to different conditions in various microbial structures.
Martyna Godzieba   +3 more
doaj   +1 more source

Phage encoded H-NS: a potential achilles heel in the bacterial defence system. [PDF]

open access: yesPLoS ONE, 2011
The relationship between phage and their microbial hosts is difficult to elucidate in complex natural ecosystems. Engineered systems performing enhanced biological phosphorus removal (EBPR), offer stable, lower complexity communities for studying phage ...
Connor T Skennerton   +7 more
doaj   +1 more source

Venn diagram of conserved and unique genes for four Accumulibacter genomes of Clade IIC.

open access: yes, 2016
Venn diagram of conserved and unique genes for four Accumulibacter genomes of Clade IIC.
Tong Zhang (103827)   +6 more
core   +1 more source

The structure of microbial communities of activated sludge of large-scale wastewater treatment plants in the city of Moscow

open access: yesScientific Reports, 2022
Microbial communities in wastewater treatment plants (WWTPs) play a key role in water purification. Microbial communities of activated sludge (AS) vary extensively based on plant operating technology, influent characteristics and WWTP capacity.
Shahjahon Begmatov   +6 more
doaj   +1 more source

Spatial and Temporal Variability of Microbial Nitrogen Cycling Genes in Arctic Streams

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 2, February 2026.
Abstract The Arctic is undergoing rapid climate change, with thawing permafrost and shifts in vegetation altering nitrogen (N) delivery into streams. These changes can significantly affect microbial biofilm diversity and functional roles, yet knowledge of streambed microbial biofilms remains scarce across the Arctic.
C. M. H. Holmboe   +11 more
wiley   +1 more source

Combined DNA/RNA Amplicon Sequencing and Metatranscriptomics Reveals Microbial‐Driven Nutrient Transformations and Core Taxa in Agriculturally Impacted Sediments

open access: yesEnvironmental Microbiology Reports, Volume 17, Issue 5, October 2025.
Excess loads of nitrogen and phosphorus in agriculturally impacted watersheds alter microbial metabolism in sediments. A multi‐omic investigation found nitrate reduction coupled to sulphur oxidation was prominent where inorganic fertilisers were dominant, whilst a manure‐impacted site revealed biomarkers of nitrosative stress due to incomplete ...
Nicholas W. Falk   +3 more
wiley   +1 more source

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