Results 71 to 80 of about 995 (146)

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

Microbial Ecology of Permafrost Soils: Populations, Processes, and Perspectives

open access: yesPermafrost and Periglacial Processes, Volume 36, Issue 2, Page 245-258, April/June 2025.
ABSTRACT Permafrost microbial research has flourished in the past decades, due in part to improvements in sampling and molecular techniques, but also the increased focus on the permafrost greenhouse gas feedback to climate change and other ecological processes in high latitude and alpine permafrost soils.
Mark P. Waldrop   +33 more
wiley   +1 more source

Evolution of a major virion protein of the giant pandoraviruses from an inactivated bacterial glycoside hydrolase.

open access: yesVirus Evolution, 2020
The diverse viruses in the phylum Nucleocytoviricota (also known as NLCDVs, Nucleo-cytoplasmic Large DNA Viruses) typically possess large icosahedral virions.
M. Krupovic, N. Yutin, E. Koonin
semanticscholar   +1 more source

A single-cell genome perspective on studying intracellular associations in unicellular eukaryotes. [PDF]

open access: yes, 2019
Single-cell genomics (SCG) methods provide a unique opportunity to analyse whole genome information at the resolution of an individual cell. While SCG has been extensively used to investigate bacterial and archaeal genomes, the technique has been rarely ...
Date, Shailesh V   +2 more
core  

Virophages and retrotransposons colonize the genomes of a heterotrophic flagellate [PDF]

open access: yes, 2021
Virophages can parasitize giant DNA viruses and may provide adaptive anti-giant virus defense in unicellular eukaryotes. Under laboratory conditions, the virophage mavirus integrates into the nuclear genome of the marine flagellate Cafeteria burkhardae ...
Barenhoff, K.   +4 more
core   +2 more sources

Diversity and evolution of the emerging Pandoraviridae family

open access: yesNature Communications, 2017
With DNA genomes reaching 2.5 Mb packed in particles of bacterium-like shape and dimension, the first two Acanthamoeba-infecting pandoraviruses remained up to now the most complex viruses since their discovery in 2013.
M. Legendre   +13 more
semanticscholar   +1 more source

Study of Gene Trafficking between Acanthamoeba and Giant Viruses Suggests an Undiscovered Family of Amoeba-Infecting Viruses

open access: yesGenome Biology and Evolution, 2016
The nucleocytoplasmic large DNA viruses (NCLDV) are a group of extremely complex double-stranded DNA viruses, which are major parasites of a variety of eukaryotes.
F. Maumus, G. Blanc
semanticscholar   +1 more source

A new marseillevirus isolated in Southern Brazil from Limnoperna fortunei [PDF]

open access: yes, 2016
Members of the family Marseilleviridae are giant viruses that have the ability to infect amoebas. Such viruses were initially described in 2009. Since then, this family has grown, and diverse members have been found in different environments and ...
Albuquerque, Nathalia Rammé Medeiros de   +9 more
core   +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  

New Isolates of Pandoraviruses: Contribution to the Study of Replication Cycle Steps

open access: yesJournal of Virology, 2018
The emerging Pandoraviridae family is composed of some of the most complex viruses known to date. Only a few pandoravirus isolates have been described until now, and many aspects of their life cycle remain to be elucidated. A comprehensive description of
Ana Cláudia Dos Santos Pereira Andrade   +9 more
semanticscholar   +1 more source

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