Results 31 to 40 of about 10,156 (209)

Selective enrichment and molecular characterization of a previously uncultured Nitrospira-like bacterium from activated sludge [PDF]

open access: yes, 2005
Previously uncultured nitrite-oxidizing bacteria affiliated to the genus Nitrospira have for the first time been successfully enriched from activated sludge from a municipal wastewater treatment plant.
Daims, Holger   +6 more
core   +1 more source

Community assembly of comammox Nitrospira in coastal wetlands across southeastern China [PDF]

open access: yesApplied and Environmental Microbiology, 2023
ABSTRACT Complete ammonia oxidizers (comammox Nitrospira ) are ubiquitous in coastal wetland sediments and play an important role in nitrification. Our study examined the impact of habitat modifications on comammox Nitrospira communities in coastal wetland sediments across tropical ...
Yongxin Lin   +10 more
openaire   +3 more sources

Investigating the Chemolithoautotrophic and Formate Metabolism of Nitrospira moscoviensis by Constraint-Based Metabolic Modeling and 13C-Tracer Analysis

open access: yesmSystems, 2021
Nitrite-oxidizing bacteria belonging to the genus Nitrospira mediate a key step in nitrification and play important roles in the biogeochemical nitrogen cycle and wastewater treatment.
Christopher E. Lawson   +10 more
doaj   +3 more sources

Niche differentiation of comammox Nitrospira in sediments of the Three Gorges Reservoir typical tributaries, China

open access: yesScientific Reports, 2022
Complete ammonia oxidizer (Comammox) can complete the whole nitrification process independently, whose niche differentiation is important guarantee for its survival and ecological function.
Jiahui Zhang   +8 more
doaj   +1 more source

Nutrient-Limited Enrichments of Nitrifiers From Soil Yield Consortia of Nitrosocosmicus-Affiliated AOA and Nitrospira-Affiliated NOB

open access: yesFrontiers in Microbiology, 2021
The discovery of ammonia-oxidizing archaea (AOA) and complete ammonia-oxidizing (comammox) bacteria widespread in terrestrial ecosystems indicates an important role of these organisms in terrestrial nitrification.
Jonathan Rodriguez   +6 more
doaj   +1 more source

Application of COMPOCHIP Microarray to Investigate the Bacterial Communities of Different Composts [PDF]

open access: yes, 2009
A microarray spotted with 369 different 16S rRNA gene probes specific to microorganisms involved in the degradation process of organic waste during composting was developed. The microarray was tested with pure cultures, and of the 30,258 individual probe-
A Alfreider   +54 more
core   +1 more source

Functionally relevant diversity of closely related Nitrospira in activated sludge [PDF]

open access: yesThe ISME Journal, 2014
Abstract Nitrospira are chemolithoautotrophic nitrite-oxidizing bacteria that catalyze the second step of nitrification in most oxic habitats and are important for excess nitrogen removal from sewage in wastewater treatment plants (WWTPs).
Christiane Gruber-Dorninger   +7 more
openaire   +2 more sources

Nitrification mainly driven by ammonia-oxidizing bacteria and nitrite-oxidizing bacteria in an anammox-inoculated wastewater treatment system

open access: yesAMB Express, 2021
Anaerobic ammonium oxidation (anammox) process has been acknowledged as an environmentally friendly and time-saving technique capable of achieving efficient nitrogen removal.
Jing Lu   +7 more
doaj   +1 more source

Hot spring distribution and survival mechanisms of thermophilic comammox Nitrospira

open access: yesThe ISME Journal, 2023
Abstract The recent discovery of Nitrospira species capable of complete ammonia oxidation (comammox) in non-marine natural and engineered ecosystems under mesothermal conditions has changed our understanding of microbial nitrification.
Yan Zhang   +13 more
openaire   +5 more sources

Nitrospira bacteria in paddy soil reduced by biochar application [PDF]

open access: yesAgrosystems, Geosciences & Environment, 2020
AbstractBiochar application can depress nitrification in paddy soils, but the microbiological mechanisms involved in this process are not clearly understood. This study was conducted to test the hypothesis that biochar may affect nitrification bacteria in paddy soils.
Xiaohong Yin   +5 more
openaire   +2 more sources

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