Results 21 to 30 of about 2,928 (178)

Comparative Genome-Centric Analysis of Freshwater and Marine ANAMMOX Cultures Suggests Functional Redundancy in Nitrogen Removal Processes

open access: yesFrontiers in Microbiology, 2020
There is a lack of understanding of the interaction between anammox bacteria and the flanking microbial communities in both freshwater (non-saline) and marine (saline) ecosystems.
Muhammad Ali   +3 more
doaj   +1 more source

Response and resilience of anammox consortia to nutrient starvation

open access: yesMicrobiome, 2022
Background It is of critical importance to understand how anammox consortia respond to disturbance events and fluctuations in the wastewater treatment reactors.
Dou Wang   +6 more
doaj   +1 more source

The application of 15N isotope tracer in differentiating denitrification, anammox and DNRA during anammox start-up by adding calcium nitrate

open access: yesMethodsX, 2021
Denitrification, anaerobic ammonium oxidation (anammox) and dissimilatory reduction of nitrate to ammonium (DNRA) are important forms of nitrogen transformation process. The addition of calcium nitrate induces the coupling of denitrification, anammox and
Hao Sheng, Rui Weng, Yan He
doaj   +1 more source

Rapid cultivation of anammox sludge based on Ca-alginate cell beads

open access: yesWater Science and Technology, 2022
Current gel entrapment technology has certain advantages for the enrichment of anammox sludge. In this study, the optimal preparation conditions and cultivation equipment of Ca-alginate cell beads for the culturing anammox sludge were proposed.
Qi Gao   +9 more
doaj   +1 more source

Nitrogen-loss and associated microbial communities in sediments from the Yangtze Estuary and adjacent sea

open access: yesFrontiers in Marine Science, 2022
IntroductionDenitrification and anammox play the crucial role for N removal processes in coastal ecosystems, but the ecological distribution of denitrifying and anammox microorganisms and their N removal rates in the Yangtze Estuary and its adjacent sea ...
Zhenzhen Teng   +11 more
doaj   +1 more source

Biogeography of anaerobic ammonia-oxidizing (anammox) bacteria

open access: yesFrontiers in Microbiology, 2014
Anaerobic ammonia-oxidizing (anammox) bacteria are able to oxidize ammonia and reduce nitrite to produce N2 gas. After being discovered in a wastewater treatment plant (WWTP), anammox bacteria were subsequently characterized in natural environments ...
Puntipar eSonthiphand   +2 more
doaj   +1 more source

Soil anammox and denitrification processes connected with N cycling genes co-supporting or contrasting under different water conditions

open access: yesEnvironment International, 2020
The anaerobic ammonium oxidizing bacteria (anammox) are the hidden culprit behind the excessive nitrogen loss under a favorable environment, since their detection and abundance get disturbed by several unknown factors.
Touqeer Abbas   +6 more
doaj   +1 more source

Effects of biotin on promoting anammox bacterial activity

open access: yesScientific Reports, 2021
Anaerobic ammonium oxidation (anammox) bacteria significantly improve the efficiency and reduce cost of nitrogen removal in wastewater treatment plants. However, their slow growth and vulnerable activity limit the application of anammox technology.
Qinyu Li   +9 more
doaj   +1 more source

The influence of intense chemical pollution on the community composition, diversity and abundance of anammox bacteria in the Jiaojiang Estuary (China). [PDF]

open access: yesPLoS ONE, 2012
Continuous chemical pollution is one of the most serious environmental problems in the Jiaojiang Estuary of the East Sea (China). This chemical pollution has significantly changed the estuarine environmental conditions and may have profoundly influenced ...
Baolan Hu   +5 more
doaj   +1 more source

Metabolic acclimation of anammox consortia to decreased temperature

open access: yesEnvironment International, 2020
Widespread application of anammox process has been primarily limited to the high sensitivity of anammox consortia to fluctuations of temperature. However, the metabolic acclimation of anammox consortia to decreased temperature remains unclear, which is ...
Tangran Huo   +6 more
doaj   +1 more source

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