Results 91 to 100 of about 2,202,855 (179)

Evidence of a Cellulosic Layer in Pandoravirus massiliensis Tegument and the Mystery of the Genetic Support of Its Biosynthesis

open access: yesFrontiers in Microbiology, 2019
Pandoraviruses are giant viruses of ameba with 1 μm-long virions. They have an ovoid morphology and are surrounded by a tegument-like structure lacking any capsid protein nor any gene encoding a capsid protein. In this work, we studied the ultrastructure
Djamal Brahim Belhaouari   +9 more
doaj   +1 more source

Plant genomes enclose footprints of past infections by giant virus relatives

open access: yesNature Communications, 2014
Nucleocytoplasmic large DNA viruses (NCLDVs) are eukaryotic viruses with large genomes (100 kb–2.5 Mb), which include giant Mimivirus, Megavirus and Pandoravirus.
F. Maumus   +3 more
semanticscholar   +1 more source

Genome Characterization of the First Mimiviruses of Lineage C Isolated in Brazil

open access: yesFrontiers in Microbiology, 2017
The family Mimiviridae, comprised by giant DNA viruses, has been increasingly studied since the isolation of the Acanthamoeba polyphaga mimivirus (APMV), in 2003.
Felipe L. Assis   +9 more
doaj   +1 more source

Description of a Natural Infection with Decapod Iridescent Virus 1 in Farmed Giant Freshwater Prawn, Macrobrachium rosenbergii

open access: yesViruses, 2019
Macrobrachium rosenbergii is a valuable freshwater prawn in Asian aquaculture. In recent years, a new symptom that was generally called “white head” has caused high mortality in M. rosenbergii farms in China. Samples of M. rosenbergii, M.
L. Qiu   +6 more
semanticscholar   +1 more source

Influenza Virus A (H1N1) in Giant Anteaters (Myrmecophaga tridactyla)

open access: yesEmerging Infectious Diseases, 2009
In February 2007, an outbreak of respiratory disease occurred in a group of giant anteaters (Myrmecophaga tridactyla) at the Nashville Zoo. Isolates from 2 affected animals were identified in March 2007 as a type A influenza virus related to human influenza subtype H1N1.
Sally Nofs   +5 more
openaire   +3 more sources

Boiling Acid Mimics Intracellular Giant Virus Genome Release [PDF]

open access: yes, 2019
SummarySince their discovery, giant viruses have expanded our understanding of the principles of virology. Due to their gargantuan size and complexity, little is known about the life cycles of these viruses. To answer outstanding questions regarding giant virus infection mechanisms, we set out to determine biomolecular conditions that promote giant ...
Schrad, Jason R.   +3 more
openaire   +1 more source

Pithovirus sibericum, a new bona fide member of the Fourth TRUC club

open access: yesFrontiers in Microbiology, 2015
Nucleocytoplasmic large DNA viruses, or representatives of the proposed order Megavirales, include giant viruses of Acanthamoeba that were discovered over the last 12 years and are bona fide microbes.
Vikas eSharma   +7 more
doaj   +1 more source

Detection of Influenza a Virus in Swine Nasal Swab Samples With a Wash-Free Magnetic Bioassay and a Handheld Giant Magnetoresistance Sensing System

open access: yesFrontiers in Microbiology, 2019
The dissemination of Influenza A virus (IAV) throughout the world has become one of the main concerns for the health of both animals and human beings. An efficient and sensitive diagnostic tool is thus needed for the early detection of IAV.
Diqing Su   +8 more
semanticscholar   +1 more source

Giant viruses of amoebas: an update

open access: yesFrontiers in Microbiology, 2016
During the 12 past years, five new or putative virus families encompassing several members, namely Mimiviridae, Marseilleviridae, pandoraviruses, faustoviruses, and virophages were described.
Sarah eAherfi   +7 more
doaj   +1 more source

Continuous year-round isolation of giant viruses from brackish shoreline soils

open access: yesFrontiers in Microbiology
Giant viruses, categorized under Nucleocytoviricota, are believed to exist ubiquitously in natural environments. However, comprehensive reports on isolated giant viruses remain scarce, with limited information available on unrecoverable strains, viral ...
Motohiro Akashi   +2 more
doaj   +1 more source

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