Results 1 to 10 of about 3,733 (202)

Quantification of Marine Picocyanobacteria on Water Column Particles and in Sediments Using Real-Time PCR Reveals Their Role in Carbon Export [PDF]

open access: yesmSphere, 2022
Picocyanobacteria are the most abundant primary producers in the ocean and play a fundamental role in marine carbon cycling. Quantification of picocyanobacteria on sinking particles and in sediments is essential to understanding their contribution to the
Jiandong Zhang   +3 more
doaj   +4 more sources

Allelopathic and Bloom-Forming Picocyanobacteria in a Changing World [PDF]

open access: yesToxins, 2018
Picocyanobacteria are extremely important organisms in the world’s oceans and freshwater ecosystems. They play an essential role in primary production and their domination in phytoplankton biomass is common in both oligotrophic and eutrophic waters ...
Sylwia Śliwińska-Wilczewska   +3 more
doaj   +6 more sources

Picocyanobacteria and deep-ocean fluorescent dissolved organic matter share similar optical properties [PDF]

open access: yesNature Communications, 2017
The sources of marine chromophoric dissolved organic matter and associated fluorescent DOM (FDOM) remain unclear. Here, the authors demonstrate that picocyanobacteria release FDOM similar to typical fluorescent signals found in the ocean, and are likely ...
Zhao Zhao   +10 more
doaj   +5 more sources

The evaluation of biogenic silica in brackish and freshwater strains reveals links between phylogeny and silica accumulation in picocyanobacteria [PDF]

open access: yesApplied and Environmental Microbiology
Through biosilicification, organisms incorporate dissolved silica (dSi) and deposit it as biogenic silica (bSi), driving the silicon (Si) cycle in aquatic systems.
Anabella Aguilera   +8 more
doaj   +2 more sources

Uncovering the genomic basis of symbiotic interactions and niche adaptations in freshwater picocyanobacteria [PDF]

open access: yesMicrobiome
Background Picocyanobacteria from the genera Prochlorococcus, Synechococcus, and Cyanobium are the most widespread photosynthetic organisms in aquatic ecosystems.
Hongjae Park   +6 more
doaj   +2 more sources

First Polyphasic Study of Cheffia Reservoir (Algeria) Cyanobacteria Isolates Reveals Toxic Picocyanobacteria Genotype [PDF]

open access: yesMicroorganisms, 2023
Monitoring water supply requires, among other quality indicators, the identification of the cyanobacteria community and taking into account their potential impact in terms of water quality.
Lamia Benredjem   +5 more
doaj   +2 more sources

Distribution of micro-organisms along a transect in the South-East Pacific Ocean (BIOSOPE cruise) using epifluorescence microscopy [PDF]

open access: yesBiogeosciences, 2008
The distribution of selected groups of micro-organisms was analyzed along a South-East Pacific Ocean transect sampled during the BIOSOPE cruise in 2004.
S. Masquelier, D. Vaulot
doaj   +6 more sources

New perspectives on picocyanobacteria and understudied cyanobacterial diversity in the Albemarle Pamlico sound system, North Carolina, USA [PDF]

open access: yesFrontiers in Microbiology
Cyanobacteria are important primary producers, sources of secondary metabolites, and sentinels of environmental change in aquatic ecosystems – including large estuaries.
Joel Sánchez-Gallego   +4 more
doaj   +2 more sources

The “Dark Side” of Picocyanobacteria: Life as We Do Not Know It (Yet)

open access: yesMicroorganisms, 2022
Picocyanobacteria of the genus Synechococcus (together with Cyanobium and Prochlorococcus) have captured the attention of microbial ecologists since their description in the 1970s.
Cristiana Callieri   +2 more
doaj   +3 more sources

Picophytoplankton prevail year‐round in the Elbe estuary [PDF]

open access: yesPlant-Environment Interactions
Picophytoplankton are important primary producers, but not always adequately recognized, for example, due to methodological limitations. In this study, we combined flow cytometry and metabarcoding to investigate seasonal and spatial patterns of ...
Nele Martens   +2 more
doaj   +2 more sources

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