Results 41 to 50 of about 3,733 (202)

Photosynthetic characteristics and diversity of freshwater Synechococcus at two depths during different mixing conditions in a deep oligotrophic lake [PDF]

open access: yes, 2007
We studied the photosynthetic characteristics and genetic diversity of Synechococcus assemblages at two different light and mixing conditions in a deep oligotrophic lake (Lake Maggiore, Northern Italy).
Bertoni, Roberto   +5 more
core   +2 more sources

Hydrocarbon accumulation by picocyanobacteria from the Arabian Gulf [PDF]

open access: yesJournal of Applied Microbiology, 2001
The objective of this work was to study picocyanobacteria in the Arabian Gulf water in relation to oil pollution.Epifluorescent microscopic counting showed that offshore water samples along the Kuwaiti coast of the Arabian Gulf were rich in picocyanobacteria which ranged in numbers between about 1 x 10(5) and 6 x 10(5) ml(-1).
R H, Al-Hasan   +3 more
openaire   +2 more sources

Flow cytometric observation of picophytoplankton community structure in the cascade reservoirs along the Wujiang River, SW China

open access: yesJournal of Limnology, 2009
Picophytoplankton community structure has been seasonally investigated in the cascade reservoirs along the Wujiang River from April 2006 to January 2007.
Yanyou WU   +4 more
doaj   +1 more source

Distribution and expression of the cyanate acquisition potential among cyanobacterial populations in oligotrophic marine waters [PDF]

open access: yes, 2013
Author Posting. © Association for the Sciences of Limnology and Oceanography, 2013. This article is posted here by permission of Association for the Sciences of Limnology and Oceanography for personal use, not for redistribution. The definitive version
Kamennaya, Nina A., Post, Anton F.
core   +1 more source

Prochlorococcus Cells Rely on Microbial Interactions Rather than on Chlorotic Resting Stages To Survive Long-Term Nutrient Starvation

open access: yesmBio, 2020
Many microorganisms produce resting cells with very low metabolic activity that allow them to survive phases of prolonged nutrient or energy stress. In cyanobacteria and some eukaryotic phytoplankton, the production of resting stages is accompanied by a ...
Dalit Roth-Rosenberg   +9 more
doaj   +1 more source

Nutrient recycling facilitates long-term stability of marine microbial phototroph–heterotroph interactions [PDF]

open access: yes, 2017
Biological interactions underpin the functioning of marine ecosystems, be it via competition, predation, mutualism or symbiosis processes. Microbial phototroph–heterotroph interactions propel the engine that results in the biogeochemical cycling of ...
Armengaud, Jean   +4 more
core   +1 more source

Novel Synechococcus Genomes Reconstructed from Freshwater Reservoirs

open access: yesFrontiers in Microbiology, 2017
Freshwater picocyanobacteria including Synechococcus remain poorly studied at the genomic level, compared to their marine representatives. Here, using a metagenomic assembly approach we discovered two novel Synechococcus sp.
Pedro J. Cabello-Yeves   +6 more
doaj   +1 more source

The moderating role of population succession in the adaptive responses of Synechococcus assemblages: evidence from light intensity simulation experiment

open access: yesPhotosynthetica, 2021
Synechococcus is one of the most abundant photoautotrophic picoplankton in the marine ecosystem. However, it is not clear how Synechococcus assemblages respond to light intensity variation in a genus group.
T. WANG   +5 more
doaj   +1 more source

Picocyanobacterial community structure and space-time dynamics in the subalpine Lake Maggiore (N. Italy) [PDF]

open access: yes, 2012
We investigated the community structure of freshwater picocyanobacteria (Pcy) in the oligotrophic subalpine Lake Maggiore (Northern Italy) using the least conserved sequences of the Internal Transcribed Spacer (ITS-1) fragment.
Bertoni, Roberto   +3 more
core   +2 more sources

Marine Community Metabolomes in the Eastern Tropical North Pacific Oxygen Deficient Zone Reveal Glycine Betaine as a Metabolic Link Between Prochlorococcus and SAR11. [PDF]

open access: yesEnviron Microbiol
Glycine betaine (GBT), a microbial osmolyte, comprises 1.2% of particulate organic carbon in the secondary chlorophyll maximum of the eastern tropical north Pacific oxygen deficient zone. Transcript profiles reveal Prochlorococcus as a key GBT producer and Pelagibacter (SAR11) as its key consumer, using it to synthesize methionine.
Kellogg NA   +5 more
europepmc   +2 more sources

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