Results 171 to 180 of about 651,211 (214)

Comparison of Acetate and Propionate Uptake by Polyphosphate Accumulating Organisms and Glycogen Accumulating Organisms

open access: yesBiotechnology and Bioengineering, 2005
AbstractEnhanced biological phosphorus removal (EBPR) performance is directly affected by the competition between polyphosphate accumulating organisms (PAOs) and glycogen accumulating organisms (GAOs). This study investigates the effects of carbon source on PAO and GAO metabolism.
Jurg Keller, Adrian Oehmen, Zhiguo Yuan
exaly   +7 more sources

Short-Term Effects of Carbon Source on the Competition of Polyphosphate Accumulating Organisms and Glycogen Accumulating Organisms

open access: yesWater Science and Technology, 2004
The effectiveness of enhanced biological phosphorus removal (EBPR) systems is directly affected by the competition of polyphosphate accumulating organisms (PAOs) and glycogen accumulating organisms (GAOs). This study investigated the short-term effects of carbon source on PAO and GAO performance.
Jurg Keller, Adrian Oehmen, Zhiguo Yuan
exaly   +6 more sources

Non-denitrifying polyphosphate accumulating organisms obviate requirement for anaerobic condition.

open access: yesWater Research, 2017
Enhanced biological phosphorus removal (EBPR) is a widely used process in wastewater treatment that requires anaerobic/aerobic or anaerobic/anoxic cycling. Surprisingly, phosphorus (P) release was observed in the presence of nitrate in the anoxic compartment of the activated sludge tank in a full-scale treatment plant with the Modified Ludzack Ettinger
A. Cokro   +5 more
semanticscholar   +5 more sources

New Insights in the Competition of Polyphosphate-Accumulating Organisms and Glycogen-Accumulating Organisms Under Glycogen Accumulating Metabolism With Trace Poly-P Using Flow Cytometry

Chemical Engineering Journal, 2020
In enhanced biological phosphorus removal (EBPR) from wastewater, the metabolism pathway of polyphosphate accumulating organisms (PAOs) converted from polyphosphate accumulating metabolism (PAM) to glycogen accumulating metabolism (GAM) under a high ...
Yongzhen Peng, Zhiwei Fan, Baogui Wang
exaly   +2 more sources

The impact of temperature on the metabolism of volatile fatty acids by polyphosphate accumulating organisms (PAOs).

Environmental Research, 2020
This study investigated the effects of different carbon sources on enriched Accumulibacter PAO cultures at high temperature (30 °C) and compared the carbon transformation with low temperature (20 °C) cases reported in literature, revealing several key ...
Li Wang, Nan Shen, A. Oehmen, Yan Zhou
semanticscholar   +7 more sources

Competition Between Polyphosphate- and Glycogen-Accumulating Organisms in Biological Phosphorus Removal Systems – Effect of Temperature

open access: yesWater Science and Technology, 2002
This study demonstrated that temperature is an important factor in determining the outcome of competition between polyphosphate-accumulating organisms (PAOs) and glycogen-accumulating non-poly-P organisms (GAOs) and the resultant stability of enhanced ...
L M Whang, J K Park, J K Park
exaly   +2 more sources

Microbiome assembly mechanism and functional potential in enhanced biological phosphorus removal system enriched with Tetrasphaera-related polyphosphate accumulating organisms.

Environmental Research, 2023
Tetrasphaera-related polyphosphate accumulating organisms (PAOs) are the key functional guilds for enhanced biological phosphorus removal (EBPR) systems. Their enrichment can be enhanced by the nitrification inhibitor allylthiourea (ATU).
Hongya Wang   +4 more
semanticscholar   +1 more source

Metagenomics reveals the metabolism of polyphosphate-accumulating organisms in biofilm sequencing batch reactor: a new model.

Bioresource Technology, 2022
This study assessed the impact of the operating conditions of the biofilm sequencing batch reactor (BSBR) on the community structure and the growth/metabolic pathways of its polyphosphate-accumulating organisms (PAOs).
Min Ni   +7 more
semanticscholar   +1 more source

Study on community structure and metabolic mechanism of dominant polyphosphate-accumulating organisms (PAOs) and glycogen-accumulating organisms (GAOs) in suspended biofilm based on phosphate recovery.

Science of the Total Environment, 2021
Biofilm sequencing batch reactor (BSBR) can achieve efficient phosphate (P) removal and enrichment, but its process performance and metabolic mechanisms for P removal and enrichment of municipal wastewater remain largely unclear. In the present study, we
Min Ni   +7 more
semanticscholar   +1 more source

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