Results 51 to 60 of about 254,729 (175)

An RNA-based study of the distribution of ammonia-oxidizing microorganisms in vertical sediment

open access: yesEcological Indicators, 2021
Ammonia-oxidizing archaea (AOA) and ammonia-oxidizing bacteria (AOB) play crucial roles in ammonia nitrogen degradation in freshwater lake sediment.
Tong-tong Liu, Hong Yang
doaj   +1 more source

Microbial communities and functional diversity in seafood

open access: yesJSFA reports, EarlyView.
Abstract Functional diversity encompasses ecosystem processes that enhance adaptability to environmental change. This study explores the diversity of microorganisms associated with seafood. In this paper, we present our knowledge of microbial diversity in relation to seafood.
Christian Larbi Ayisi   +3 more
wiley   +1 more source

Secondary succession of ammonia oxidizing archaea in Everglades agricultural soil

open access: yes, 2023
This study examined the community compositional change of ammonia-oxidizing archaea during 95-day microcosm incubation following a simulated population-reducing disturbance by killing 95% of the native microbial ...
University of Florida (17855033)
core  

Analysis of ammonia-oxidizing bacteria associated with the roots of Proteaceae plant species in soils of Fynbos ecosystem [PDF]

open access: yes, 2005
>Magister Scientiae - MScMolecular methods were used to investigate the microbial diversity and community structure of ammonia-oxidizing bacteria (AOB) associated with the roots of the Proteaceae plant family.

core   +1 more source

Searching for Ammonia-Oxidizing Archaea [PDF]

open access: yes, 2017
The Colorado River Basin runs through multiple states in the West of the United States and is a prime water source for about 30 million people in our nation and is used for much of the farmland and agricultural needs in this area.
Cardarelli, Emily L.   +2 more
core  

Mixed Litter Decomposition Drives Functional Gene Rearrangement in the Microbial Carbon Cycle

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Understanding how mixed‐species litter decomposition regulates microbial communities and carbon cycling is vital for guiding ecosystem restoration and climate change mitigation, as it is a key process for nutrient cycling and carbon sequestration. A 15‐month field experiment compared single‐species (Pinus sylvestris var.
Jiaying Liu   +6 more
wiley   +1 more source

Isolation, cultivation, and characterization of ammonia-oxidizing bacteria and archaea adapted to low ammonium concentrations [PDF]

open access: yes, 2011
Ammonia-oxidizing microorganisms (AOM) generate their energy by the oxidation of ammonia (NH3) to nitrite (NO2−). This process can be carried out by ammonia-oxidizing bacteria (AOB) as well as by the recently discovered ammonia-oxidizing archaea (AOA ...
Bollmann, A.   +5 more
core   +1 more source

Research progress on the physiological metabolic mechanisms and distribution in water treatment systems of ammonia-oxidizing microorganisms

open access: yesGongye shui chuli
Nitrification and denitrification processes play crucial roles in biological nitrogen removal in water treatment systems. The ammonia oxidation in nitrification is the rate-limiting process, which converts low-valent ammonia-nitrogen into high-valent ...
GENG Hong   +3 more
doaj   +1 more source

Analysis of Carbohydrates and Glycoconjugates by Matrix‐Assisted Laser Desorption/Ionization Mass Spectrometry: An Update for 2023–2024

open access: yesMass Spectrometry Reviews, EarlyView.
ABSTRACT The use of MALDI mass spectrometry for the analysis of carbohydrates and glycoconjugates is a well‐established technique and this comprehensive review is the twelfth update of the original article published in 1999 and brings coverage of the literature to the end of 2024.
David J. Harvey
wiley   +1 more source

Ammonia-oxidizing archaea and bacteria are structured by geography [PDF]

open access: yes, 2013
Introduction Biological soil crusts (BSCs) can dominate surface cover in dry lands worldwide, playing an integral role in arid land biogeochemistry, particularly in N fertilization through fixation and cycling.
Soule, Tanya   +5 more
core  

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