Results 51 to 60 of about 8,559 (84)

The effects of environmental conditions on quorum sensing and community interactions in coral-associated bacteria [PDF]

open access: yes, 2013
The coral holobiont contains diverse communities of bacteria that play a role in the maintenance of coral ecosystems, however little is known about the structure and conservation of the host-bacterial relationship.
Ransome, Emma
core   +1 more source

Keys to eukaryality: Planctomycetes and ancestral evolution of cellular complexity

open access: yesFrontiers in Microbiology, 2012
Planctomycetes are known to display compartmentalization via internal membranes, thus resembling eukaryotes. Significantly, the planctomycete Gemmata obscuriglobus has not only a nuclear region surrounded by a double-membrane, but is also capable of protein uptake via endocytosis.
Fuerst, John A., Sagulenko, Evgeny
openaire   +4 more sources

Evolution: functional evolution of nuclear structure. [PDF]

open access: yes, 2011
The evolution of the nucleus, the defining feature of eukaryotic cells, was long shrouded in speculation and mystery. There is now strong evidence that nuclear pore complexes (NPCs) and nuclear membranes coevolved with the endomembrane system, and that ...
Dawson, Scott C, Wilson, Katherine L
core  

Soil domestication by rice cultivation results in plant-soil feedback through shifts in soil microbiota. [PDF]

open access: yes, 2019
BackgroundSoils are a key component of agricultural productivity, and soil microbiota determine the availability of many essential plant nutrients.
Edwards, Joseph   +8 more
core   +1 more source

Planctomycetes of the Genus Singulisphaera Possess Chitinolytic Capabilities

open access: yesMicroorganisms
Planctomycetes of the genus Singulisphaera are common inhabitants of soils and peatlands. Although described members of this genus are characterized as possessing hydrolytic capabilities, the ability to degrade chitin has not yet been reported for these bacteria.
Anastasia A. Ivanova   +6 more
openaire   +3 more sources

Dispersal patterns of endogenous bacteria among grass carp (Ctenopharyngodon idellus) guts [PDF]

open access: yes, 2017
The formation and regulation of vertebrate endogenous intestinal microbiota has been widely studied as the microbiota plays a crucial role in the host nutrition, development, and health.
Chen, F.   +4 more
core  

On the origins of oxygenic photosynthesis and aerobic respiration in Cyanobacteria [PDF]

open access: yes, 2017
The origin of oxygenic photosynthesis in Cyanobacteria led to the rise of oxygen on Earth ~2.3 billion years ago, profoundly altering the course of evolution by facilitating the development of aerobic respiration and complex multicellular life.
Fischer, Woodward W.   +4 more
core  

Molecular progresses of marine Planctomycetes: A review

open access: yesAfrican Journal of Microbiology Research, 2011
The Planctomycetes are an important group of marine bacteria, which may play critical roles in biogenic elements cycling in the ocean. Although, ecological and physiological studies on Planctomycetes are limited for their few isolates, applications of molecular approaches to environmental samples have provided great information for the understanding of
openaire   +1 more source

Impacts of florfenicol on the microbiota landscape and resistome as revealed by metagenomic analysis. [PDF]

open access: yes, 2019
BACKGROUND:Drug-resistant fish pathogens can cause significant economic loss to fish farmers. Since 2012, florfenicol has become an approved drug for treating both septicemia and columnaris diseases in freshwater fish.
Liao, Chao   +3 more
core  

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