Results 11 to 20 of about 2,928 (178)

Influencing factors analysis of anammox bacteria cultured by mixing denitrifying-anammox

open access: yesJournal of Hebei University of Science and Technology, 2017
In order to get the optimal growth conditions of anammox bacteria, the mature-cultured anammox granule sludge is used to investigate the influencing factors.
Sihui WANG   +5 more
doaj   +2 more sources

Hydrazine Synthase From Anammox Is Inhibited by Linear and Aromatic Alkynes. [PDF]

open access: yesEnviron Microbiol
Linear and aromatic alkynes inhibit anammox in culture and in wetlands. The inhibition by alkynes is specific to the hydrazine synthase, a key enzyme in the anammox pathway. ABSTRACT N2O emissions by nitrifiers are often estimated using selective inhibitors, such as 1‐alkynes.
Maryan C   +7 more
europepmc   +2 more sources

Nitrate Availability Modulates the Temperature Sensitivity of N<sub>2</sub>O and N<sub>2</sub> Production From Denitrification. [PDF]

open access: yesGlob Chang Biol
N2O is a potent greenhouse gas with denitrification in sediments and soils representing a major source, yet its response to warming under varying nitrate conditions remains poorly constrained. Combining meta‐analysis with isotope labelling experiments, we show that under nitrate‐replete conditions, warming increases production of climate‐benign N2 ...
Si Y, Trimmer M.
europepmc   +2 more sources

Rieske Iron-Sulfur Cluster Proteins From an Anaerobic Ammonium Oxidizer Suggest Unusual Energetics in Their Parent Rieske/Cytochrome b Complexes. [PDF]

open access: yesProteins
ABSTRACT Anaerobic ammonium‐oxidizing (anammox) bacteria employ a unique, hydrazine‐based pathway to obtain energy from nitrite and ammonium. These organisms possess distinct Rieske/cytochrome b complexes whose precise role in anammox metabolism remains unclear, but which have been proposed to include the generation of NAD(P)H.
Hauser D   +4 more
europepmc   +2 more sources

Evaluating primers for profiling anaerobic ammonia oxidizing bacteria within freshwater environments. [PDF]

open access: yesPLoS ONE, 2013
Anaerobic ammonia oxidizing (anammox) bacteria play an important role in transforming ammonium to nitrogen gas and contribute to fixed nitrogen losses in freshwater environments.
Puntipar Sonthiphand, Josh D Neufeld
doaj   +1 more source

Deciphering antibiotic resistance genes and microbial community of anammox consortia under sulfadiazine and chlortetracycline stress

open access: yesEcotoxicology and Environmental Safety, 2022
The responses of anammox consortia to typical antibiotics sulfadiazine (SDZ) and chlortetracycline (CTC) were evaluated on the aspects of general performance, microbial activity, diversity and abundance of antibiotic resistance genes (ARGs), and ...
Zhen Bi, Ge Song, Xiaoming Sun
doaj   +1 more source

Anammox and beyond [PDF]

open access: yesEnvironmental Microbiology, 2020
Summary When looking back and wonder how we did it, I became even more aware of how my wanderings in microbiology are all linked, from the start of my PhD with Hans Veldkamp on sulphur‐oxidizing bacteria in chemostats. My interests broadened from obligate chemolithoautotrophic bacteria to facultative organisms and the question about ...
openaire   +4 more sources

Short-term responses of the anammox process to Ni(II): nitrogen removal, mechanisms and inhibition recovery

open access: yesScientific Reports, 2022
Anaerobic ammonia oxidizing (anammox) has already been recognized as an innovative and economical nitrogen removal technology. However, the effect of heavy metals on anammox bacteria in aquatic ecosystem remains largely unknown.
Yu-Qi Li   +5 more
doaj   +1 more source

Anammox process for aquaculture wastewater treatment: operational condition, mechanism, and future prospective

open access: yesWater Science and Technology, 2022
Treatment of ammonia- and nitrate-rich wastewater, such as that generated in the aquaculture industry, is important to prevent environmental pollution.
Ismafatin Nabilah Ismail   +5 more
doaj   +1 more source

Novel Anammox Membrane Electro-Bioreactor [PDF]

open access: yesArchitecture, Civil Engineering, Environment, 2016
Abstract This paper presents an alternative method for nitrogen removal using modified membrane reactor. A novel Anammox submerged membrane electro-bioreactor (Anammox-SMEBR) was developed to enhance nitrogen removal from municipal wastewater. At lab scale a comparison between continuous flow MBE and Anammox-SMEBR reactors was conducted.
ELEKTOROWICZ, Maria   +2 more
openaire   +1 more source

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