Results 11 to 20 of about 2,142 (185)

Evolution and Phylogeny of large DNA viruses, Mimiviridae and Phycodnaviridae including newly characterized Heterosigma akashiwo virus [PDF]

open access: yesFrontiers in Microbiology, 2016
Nucleocytoplasmic DNA viruses are a large group of viruses that harbor double-stranded DNA genomes with sizes of several hundred kbp, challenging the traditional concept of viruses as small, simple ‘organisms at the edge of life’.
Fumito Maruyama, Shoko Ueki
doaj   +5 more sources

Mimiviridae, Marseilleviridae, and virophages as emerging human pathogens causing healthcare-associated infections

open access: yesGMS Hygiene and Infection Control, 2014
[english] Aim: During the last decade it became obvious that viruses belonging to and families (order Megavirales), may be potential causative agents of pneumonia. Thus, we have performed a review of the association of , , and virophages with pneumonia,
Kutikhin, Anton G.   +2 more
doaj   +5 more sources

Mimiviridae: clusters of orthologous genes, reconstruction of gene repertoire evolution and proposed expansion of the giant virus family [PDF]

open access: yesVirology Journal, 2013
The family Mimiviridae belongs to the large monophyletic group of Nucleo-Cytoplasmic Large DNA Viruses (NCLDV; proposed order Megavirales) and encompasses giant viruses infecting amoeba and probably other unicellular eukaryotes.
N. Yutin   +3 more
core   +6 more sources

First Isolation of a Giant Virus from Wild Hirudo medicinalis Leech: Mimiviridae isolation in Hirudo medicinalis [PDF]

open access: yesViruses, 2013
Giant viruses and amoebae are common in freshwater, where they can coexist with other living multicellular organisms. We screened leeches from the species Hirudo medicinalis for giant viruses. We analyzed five H. medicinalis obtained from Tunisia (3) and
Mondher Boughalmi   +5 more
doaj   +4 more sources

Year-round dynamics of amplicon sequence variant communities differ among eukaryotes, Mimiviridae, and prokaryotes in a coastal ecosystem [PDF]

open access: yesbioRxiv, 2021
Coastal seawater is the habitat of different microbial communities. These communities are affected by seasonal environmental changes and fluctuating nutrient availability, as well as competitive and cooperative interspecific interactions.
Florian Prodinger   +12 more
semanticscholar   +2 more sources

Commensalism in the Mimiviridae giant virus family [PDF]

open access: yesbioRxiv, 2019
Acanthamoeba-infecting Mimiviridae belong to three clades: Mimiviruses (A), Moumouviruses (B) and Megaviruses (C). The uniquely complex mobilome of these giant viruses includes virophages and linear 7 kb-DNA molecules called “transpovirons”.
S. Jeudy   +14 more
semanticscholar   +2 more sources

Marine and giant viruses as indicators of a marine microbial community in a riverine system [PDF]

open access: yesMicrobiologyOpen, 2016
Viral communities are important for ecosystem function as they are involved in critical biogeochemical cycles and controlling host abundance. This study investigates riverine viral communities around a small rural town that influences local water inputs.
Lisa M. Dann   +7 more
doaj   +2 more sources

Isolation and Identification of a Large Green Alga Virus (Chlorella Virus XW01) of Mimiviridae and Its Virophage (Chlorella Virus Virophage SW01) by Using Unicellular Green Algal Cultures

open access: yesJournal of virology, 2022
Parasitic virophages are small unicellular eukaryotic dsDNA viruses that rely on the viral factories of coinfecting giant/large dsDNA viruses for propagation.
Yijian Sheng   +3 more
semanticscholar   +4 more sources

A Decade of Improvements in Mimiviridae and Marseilleviridae Isolation from Amoeba [PDF]

open access: yesIntervirology, 2013
Since the isolation of the first giant virus, the Mimivirus, by T.J. Rowbotham in a cooling tower in Bradford, UK, and after its characterisation by our group in 2003, we have continued to develop novel strategies to isolate additional strains.
Isabelle Pagnier   +10 more
semanticscholar   +4 more sources

Lateral Gene Transfer Between Protozoa-Related Giant Viruses of Family Mimiviridae and Chlamydiae [PDF]

open access: yesEvolutionary Bioinformatics, 2018
Obligate intracellular chlamydiae diverged into pathogenic and environmental chlamydiae 0.7-1.4 billion years ago. While pathogenic chlamydiae have adapted to a wide range of vertebrates, environmental chlamydiae inhabit unicellular amoebae, the free ...
Takanori Watanabe   +6 more
semanticscholar   +4 more sources

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