Results 1 to 10 of about 253,657 (206)

Ammonia-oxidizing archaea and complete ammonia-oxidizing Nitrospira in water treatment systems [PDF]

open access: yesWater Research X, 2022
Nitrification, the oxidation of ammonia to nitrate via nitrite, is important for many engineered water treatment systems. The sequential steps of this respiratory process are carried out by distinct microbial guilds, including ammonia-oxidizing bacteria (
Michelle McKnight   +2 more
exaly   +6 more sources

Adaptive traits of Nitrosocosmicus clade ammonia-oxidizing archaea [PDF]

open access: yesmBio
Nitrification is a core process in the global nitrogen (N) cycle mediated by ammonia-oxidizing microorganisms, including ammonia-oxidizing archaea (AOA) as a key player.
Saem Han   +11 more
doaj   +6 more sources

A Review of Ammonia-Oxidizing Archaea and Anaerobic Ammonia-Oxidizing Bacteria in the Aquaculture Pond Environment in China [PDF]

open access: yesFrontiers in Microbiology, 2021
The excessive ammonia produced in pond aquaculture processes cannot be ignored. In this review, we present the distribution and diversity of ammonia-oxidizing archaea (AOA) and anaerobic ammonia-oxidizing bacteria (AnAOB) in the pond environment ...
Shimin Lu, Liu Xingguo
exaly   +7 more sources

A review of ammonia-oxidizing bacteria and archaea in Chinese soils [PDF]

open access: yesFrontiers in Microbiology, 2012
Ammonia (NH3) oxidation, the first and rate-limiting step of nitrification, is a key step in the global Nitrogen (N) cycle. Major advances have been made in recent years in our knowledge and understanding of the microbial communities involved ammonia ...
Hong Di, Limei Zhang, Ji-Zheng He
exaly   +6 more sources

Selective Enrichment of Nitrososphaera viennensis-Like Ammonia-Oxidizing Archaea over Ammonia-Oxidizing Bacteria from Drinking Water Biofilms [PDF]

open access: yesMicrobiology Spectrum, 2022
Ammonia-oxidizing archaea (AOA) can oxidize ammonia to nitrite for energy gain. They have been detected in chloraminated drinking water distribution systems (DWDS) along with the more common ammonia-oxidizing bacteria (AOB) and nitrite-oxidizing bacteria
Yissue Woo   +2 more
doaj   +2 more sources

Freshwater Ammonia-Oxidizing Archaea Retain amoA mRNA and 16S rRNA during Ammonia Starvation

open access: yesLife, 2015
In their natural habitats, microorganisms are often exposed to periods of starvation if their substrates for energy generation or other nutrients are limiting.
Annette Bollmann
exaly   +3 more sources

Archaeal lipids trace ecology and evolution of marine ammonia-oxidizing archaea [PDF]

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2022
Yi Ge Zhang   +2 more
exaly   +2 more sources

Structural and functional microbial diversity of sandy soil under cropland and grassland [PDF]

open access: yesPeerJ, 2020
Background Land use change significantly alters soil organic carbon content and the microbial community. Therefore, in the present study, the effect of changing cropland to grassland on structural and functional soil microbial diversity was evaluated ...
Magdalena Frąc   +4 more
doaj   +2 more sources

Co-Occurrence Relationship and Stochastic Processes Affect Sedimentary Archaeal and Bacterial Community Assembly in Estuarine–Coastal Margins

open access: yesMicroorganisms, 2022
Sedimentary microorganisms play crucial roles in maintaining the functional stability of aquatic ecosystems. However, their taxonomic composition and assembly processes are not well known in estuarine–coastal margins because of their complex environment.
Yihong Yue   +7 more
doaj   +1 more source

Short-term Effect of Waterlogging on Mineral Nitrogen and Ammonia-oxidizing Microorganisms in Soil

open access: yesGuan'gai paishui xuebao, 2022
【Objective】 Waterlogging is a common abiotic stress affecting crop growth and soil functions. The purpose of this paper is to experimentally investigate short-term effect of waterlogging on mineral nitrogen and ammonia-oxidizing microorganisms in the ...
QIU Husen   +6 more
doaj   +1 more source

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