Results 31 to 40 of about 874 (130)

Lausannevirus Seroprevalence among Asymptomatic Young Adults. [PDF]

open access: yes, 2013
Objectives: The giant Lausannevirus was recently identified as a parasite of amoeba that replicates rapidly in these professional phagocytes. This study aimed at assessing Lausannevirus seroprevalence among asymptomatic young men in Switzerland and ...
Baud, D.   +3 more
core   +1 more source

Lateral gene exchanges shape the genomes of amoeba-resisting microorganisms. [PDF]

open access: yes, 2012
Based on Darwin's concept of the tree of life, vertical inheritance was thought to be dominant, and mutations, deletions, and duplication were streaming the genomes of living organisms.
Bertelli, C., Greub, G.
core   +2 more sources

Application of next-generation sequencing technologies in virology [PDF]

open access: yes, 2012
The progress of science is punctuated by the advent of revolutionary technologies that provide new ways and scales to formulate scientific questions and advance knowledge.
Chantrey, Julian   +5 more
core   +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

Giant Marseillevirus highlights the role of amoebae as a melting pot in emergence of chimeric microorganisms [PDF]

open access: yesProceedings of the National Academy of Sciences, 2009
Giant viruses such as Mimivirus isolated from amoeba found in aquatic habitats show biological sophistication comparable to that of simple cellular life forms and seem to evolve by similar mechanisms, including extensive gene duplication and horizontal gene transfer (HGT), possibly in part through a viral parasite, the virophage.
Boyer, M.   +13 more
openaire   +3 more sources

Smaller Fleas: Viruses of Microorganisms

open access: yesScientifica, Volume 2012, Issue 1, 2012., 2012
Life forms can be roughly differentiated into those that are microscopic versus those that are not as well as those that are multicellular and those that, instead, are unicellular. Cellular organisms seem generally able to host viruses, and this propensity carries over to those that are both microscopic and less than truly multicellular.
Paul Hyman   +5 more
wiley   +1 more source

Virus Genomes from Deep Sea Sediments Expand the Ocean Megavirome and Support Independent Origins of Viral Gigantism

open access: yesmBio, 2019
The nucleocytoplasmic large DNA viruses (NCLDV) of eukaryotes (proposed order, “Megavirales”) include the families Poxviridae, Asfarviridae, Iridoviridae, Ascoviridae, Phycodnaviridae, Marseilleviridae, and Mimiviridae, as well as still unclassified ...
Disa Bäckström   +9 more
doaj   +1 more source

Alzheimer′s Disease: A Pathogenetic Autoimmune Disorder Caused by Herpes Simplex in a Gene‐Dependent Manner

open access: yesInternational Journal of Alzheimer’s Disease, Volume 2010, Issue 1, 2010., 2010
Herpes simplex is implicated in Alzheimer′s disease and viral infection produces Alzheimer′s disease like pathology in mice. The virus expresses proteins containing short contiguous amino acid stretches (5–9aa “vatches” = viralmatches) homologous to APOE4, clusterin, PICALM, and complement receptor 1, and to over 100 other gene products relevant to ...
C. J. Carter, Paula Moreira
wiley   +1 more source

Molecular bases and role of viruses in the human microbiome. [PDF]

open access: yes, 2014
Viruses are dependent biological entities that interact with the genetic material of most cells on the planet, including the trillions within the human microbiome.
Abeles, Shira R, Pride, David T
core   +1 more source

Importance of amoebae as a tool to isolate amoeba-resisting microorganisms and for their ecology and evolution: the Chlamydia paradigm. [PDF]

open access: yes, 2014
Free-living amoebae are distributed worldwide and are frequently in contact with humans and animals. As cysts, they can survive in very harsh conditions and resist biocides and most disinfection procedures. Several microorganisms, called amoeba-resisting
Greub, G., Kebbi-Beghdadi, C.
core   +1 more source

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