Results 31 to 40 of about 8,697 (176)

Seroprevalence and Molecular Detection of Bovine Anaplasmosis in Egypt [PDF]

open access: yes, 2020
Bovine anaplasmosis is a tick-borne disease with zoonotic potential, caused by the obligate intracellular bacterium Anaplasma marginale. The disease is distributed worldwide in tropical and subtropical regions.
El-Adawy, Hosny   +5 more
core   +1 more source

The SAR11 group of alpha-proteobacteria is not related to the origin of mitochondria.

open access: yesPLoS ONE, 2012
Although free living, members of the successful SAR11 group of marine alpha-proteobacteria contain a very small and A+T rich genome, two features that are typical of mitochondria and related obligate intracellular parasites such as the Rickettsiales ...
Naiara Rodríguez-Ezpeleta   +1 more
doaj   +1 more source

Microbial acetone oxidation in coastal seawater [PDF]

open access: yes, 2014
Acetone is an important oxygenated volatile organic compound (OVOC) in the troposphere where it influences the oxidizing capacity of the atmosphere. However, the air-sea flux is not well quantified, in part due to a lack of knowledge regarding which ...
Beale, Rachael   +4 more
core   +4 more sources

Acidification increases abundances of Vibrionales and Planctomycetia associated to a seaweed-grazer system: potential consequences for disease and prey digestion efficiency [PDF]

open access: yes, 2018
Ocean acidification significantly affects marine organisms in several ways, with complex interactions. Seaweeds might benefit from rising CO2 through increased photosynthesis and carbon acquisition, with subsequent higher growth rates.
Aires   +122 more
core   +4 more sources

Gene gain and loss events in Rickettsia and Orientia species

open access: yesBiology Direct, 2011
Background Genome degradation is an ongoing process in all members of the Rickettsiales order, which makes these bacterial species an excellent model for studying reductive evolution through interspecies variation in genome size and gene content. In this
Raoult Didier   +4 more
doaj   +1 more source

An automated approach for the identification of horizontal gene transfers from complete genomes reveals the rhizome of Rickettsiales

open access: yesBMC Evolutionary Biology, 2012
Background Horizontal gene transfer (HGT) is considered to be a major force driving the evolutionary history of prokaryotes. HGT is widespread in prokaryotes, contributing to the genomic repertoire of prokaryotic organisms, and is particularly apparent ...
Le Phuong   +7 more
doaj   +1 more source

Impact of prawn farming effluent on coral reef water nutrients and microorganisms [PDF]

open access: yes, 2017
© The Author(s), 2017. This article is distributed under the terms of the Creative Commons Attribution License. The definitive version was published in Aquaculture Environment Interactions 9 (2017): 331-346, doi:10.3354/aei00238.Tropical coral reefs are ...
Apprill, Amy   +5 more
core   +1 more source

Extremely acidophilic protists from acid mine drainage host Rickettsiales-lineage endosymbionts that have intervening sequences in their 16S rRNA genes [PDF]

open access: yes, 2003
During a molecular phylogenetic survey of extremely acidic (pH < 1), metal-rich acid mine drainage habitats in the Richmond Mine at Iron Mountain, Calif., we detected 16S rRNA gene sequences of a novel bacterial group belonging to the order Rickettsiales
Baker, BJ   +3 more
core   +1 more source

Cells within cells: Rickettsiales and the obligate intracellular bacterial lifestyle [PDF]

open access: yesNature Reviews Microbiology, 2021
The Rickettsiales are a group of obligate intracellular vector-borne Gram-negative bacteria that include many organisms of clinical and agricultural importance, including Anaplasma spp., Ehrlichia chaffeensis, Wolbachia, Rickettsia spp. and Orientia tsutsugamushi.
openaire   +2 more sources

Two intracellular and cell type-specific bacterial symbionts in the placozoan Trichoplax H2

open access: yes, 2019
Placozoa is an enigmatic phylum of simple, microscopic, marine metazoans(1,2). Although intracellular bacteria have been found in all members of this phylum, almost nothing is known about their identity, location and interactions with their host(3-6). We
Dubilier, N.   +7 more
core   +1 more source

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