Results 21 to 30 of about 7,667 (186)

Genome-Resolved Metagenomics Extends the Environmental Distribution of the Verrucomicrobia Phylum to the Deep Terrestrial Subsurface

open access: yesmSphere, 2019
Bacteria of the phylum Verrucomicrobia are prevalent and are particularly common in soil and freshwater environments. Their cosmopolitan distribution and reported capacity for polysaccharide degradation suggests members of Verrucomicrobia are important ...
Sophie L. Nixon   +8 more
doaj   +1 more source

Eucaryotic Diversity in a Hypersaline Microbial Mat [PDF]

open access: yesApplied and Environmental Microbiology, 2008
ABSTRACT To determine the eucaryotic diversity of the hypersaline Guerrero Negro microbial mat, we amplified 18S rRNA genes from DNA extracted from this mat and constructed and analyzed clone libraries. The extent of eucaryotic diversity detected was remarkably low, only 15 species among 890 clones analyzed.
Feazel, Leah M   +6 more
openaire   +4 more sources

Unraveling Anaerobic Metabolisms in a Hypersaline Sediment

open access: yesFrontiers in Microbiology, 2022
The knowledge on the microbial diversity inhabiting hypersaline sediments is still limited. In particular, existing data about anaerobic hypersaline archaea and bacteria are scarce and refer to a limited number of genera. The approach to obtain existing information has been almost exclusively attempting to grow every organism in axenic culture on the ...
Solchaga, Juan Ignacio   +2 more
openaire   +4 more sources

Probing Saltern Brines with an Oxygen Electrode: What Can We Learn about the Community Metabolism in Hypersaline Systems?

open access: yesLife, 2016
We have explored the use of optical oxygen electrodes to study oxygenic photosynthesis and heterotrophic activities in crystallizer brines of the salterns in Eilat, Israel.
Aharon Oren
doaj   +1 more source

Do separated taxa react differently to a long-term salinity increase? The meiobenthos changes in Bay Sivash, largest hypersaline lagoon worldwide

open access: yesKnowledge and Management of Aquatic Ecosystems, 2019
In the world's largest hypersaline lagoon Bay Sivash, its ecosystem twice transformed from a previous state to a new one due to human intervention. Before the North Crimean Canal construction, it was hypersaline (average salinity of 140 g l−1). The canal
Shadrin Nickolai   +7 more
doaj   +1 more source

Insights into saline adaptation strategies through a novel halophilic bacterium isolated from solar saltern of Yellow sea

open access: yesFrontiers in Marine Science, 2023
Solar salterns were placed along the coast and were frequently left unattended after use. While many studies have isolated and identified microorganisms from hypersaline environments, their role and adaptation mechanisms are still unclear.
Yeonjae Yoo   +4 more
doaj   +1 more source

Viral community composition of hypersaline lakes [PDF]

open access: yesVirus Evolution, 2023
AbstractDespite their widespread distribution and remarkable antiquity no RNA viruses definitively associated with the domain Archaea have been identified. In contrast, 17 families of DNA viruses are known to infect archaea. In an attempt to uncover more of the elusive archaeal virosphere, we investigated the metatranscriptomes of hypersaline lakes ...
Callum Le Lay   +5 more
openaire   +2 more sources

The role of salinity as an environmental filtering factor in the determination of the Diptera taxonomic composition in the Crimean waters

open access: yesKnowledge and Management of Aquatic Ecosystems, 2019
Salinity is one of the most important factors in aquatic ecosystems, but its filtering role in the Diptera community species composition is still poorly studied. This issue was studied in the diverse Crimean water bodies.
Shadrin Nickolai V.   +3 more
doaj   +1 more source

Salt resistance genes revealed by functional metagenomics from brines and moderate-salinity rhizosphere within a hypersaline environment

open access: yesFrontiers in Microbiology, 2015
Hypersaline environments are considered one of the most extreme habitats on earth and microorganisms have developed diverse molecular mechanisms of adaptation to withstand these conditions.
Salvador eMirete   +5 more
doaj   +1 more source

Toxicity at the Edge of Life: A Review on Cyanobacterial Toxins from Extreme Environments

open access: yesMarine Drugs, 2017
Cyanotoxins are secondary metabolites produced by cyanobacteria, of varied chemical nature and toxic effects. Although cyanobacteria thrive in all kinds of ecosystems on Earth even under very harsh conditions, current knowledge on cyanotoxin distribution
Samuel Cirés   +2 more
doaj   +1 more source

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