Results 81 to 90 of about 7,256 (164)

A pelagic microbiome (viruses to protists) from a small cup of seawater [PDF]

open access: yes, 2017
The aquatic microbiome is composed of a multi-phylotype community of microbes, ranging from the numerically dominant viruses to the phylogenetically diverse unicellular phytoplankton.
Cecilia Balestreri   +10 more
core   +2 more sources

Two New Sturgeon Species are Susceptible to Acipenser Iridovirus European (AcIV-E) Infection

open access: yesPathogens, 2020
We report the first case of Acipenser iridovirus European (AcIV-E) infection in starry sturgeon (Acipenser stellatus) and in sterlet (A. ruthenus) reared in Northern Italy. During 2018, mortality began in A. stellatus and A.
Davide Mugetti   +7 more
doaj   +1 more source

DNA transposons have colonized the genome of the giant virus Pandoravirus salinus [PDF]

open access: yes, 2015
BACKGROUND: Transposable elements are mobile DNA sequences that are widely distributed in prokaryotic and eukaryotic genomes, where they represent a major force in genome evolution.
Cheng Sun   +3 more
core   +1 more source

Poxvirus Host Range Genes and Virus–Host Spectrum: A Critical Review

open access: yesViruses, 2017
The Poxviridae family is comprised of double-stranded DNA viruses belonging to nucleocytoplasmic large DNA viruses (NCLDV). Among the NCLDV, poxviruses exhibit the widest known host range, which is likely observed because this viral family has been more ...
Graziele Pereira Oliveira   +4 more
doaj   +1 more source

O-Linked glycosylation in Acanthamoeba polyphaga mimivirus [PDF]

open access: yes, 2017
Acanthamoeba polyphaga mimivirus is a member of the giant nucleocytoplasmic large DNA viruses, infecting various Acanthamoeba spp. The genomes of giant viruses encode components previously thought to be exclusive to cellular life, such as proteins ...
Hennet, Thierry, Hülsmeier, Andreas J.
core  

Immunogenicity of DNA Vaccine against H5N1 Containing Extended Kappa B Site: In Vivo Study in Mice and Chickens [PDF]

open access: yes, 2017
Influenza is one of the most important illnesses in the modern world, causing great public health losses each year due to the lack of medication and broadly protective, long-lasting vaccines.
Bocian, Katarzyna   +6 more
core   +2 more sources

The genome of the brown alga Ectocarpus siliculosus contains a series of viral DNA pieces, suggesting an ancient association with large dsDNA viruses

open access: yesBMC Evolutionary Biology, 2008
Background Ectocarpus siliculosus virus-1 (EsV-1) is a lysogenic dsDNA virus belonging to the super family of nucleocytoplasmic large DNA viruses (NCLDV) that infect Ectocarpus siliculosus, a marine filamentous brown alga. Previous studies indicated that
Boland Wilhelm, Delaroque Nicolas
doaj   +1 more source

Nucleic and Amino Acid Sequences Support Structure-Based Viral Classification [PDF]

open access: yes, 2017
Viral capsids ensure viral genome integrity by protecting the enclosed nucleic acids. Interactions between the genome and capsid and between individual capsid proteins (i.e., capsid architecture) are intimate and are expected to be characterized by ...
Bamford, Dennis H.   +2 more
core   +2 more sources

Generation of recombinant influenza A virus without M2 ion-channel protein by introduction of a point mutation at the 5′ end of the viral intron [PDF]

open access: yes, 2005
The aim of this study was to inhibit influenza virus M2 protein expression by mutating the splicing signal of the M gene. Mutations were introduced into the GU dinucleotide sequence at the 5′-proximal splicing site of the M gene (corresponding to nt 52 ...
Chen, H   +6 more
core   +1 more source

Metagenomic Characterization of the Viral Community of the South Scotia Ridge

open access: yesViruses, 2019
Viruses are the most abundant biological entities in aquatic ecosystems and harbor an enormous amount of genetic diversity. Whereas their influence on marine ecosystems is widely acknowledged, current information about their diversity remains limited. We
Qingwei Yang   +7 more
doaj   +1 more source

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