Results 1 to 10 of about 8,647 (133)

tRNA signatures reveal a polyphyletic origin of SAR11 strains among alphaproteobacteria. [PDF]

open access: yesPLoS Computational Biology, 2014
Molecular phylogenetics and phylogenomics are subject to noise from horizontal gene transfer (HGT) and bias from convergence in macromolecular compositions.
Katherine C H Amrine   +2 more
doaj   +6 more sources

Microbial diversity of ticks and a novel typhus group Rickettsia species (Rickettsiales bacterium Ac37b) in Inner Mongolia, China [PDF]

open access: yesParasite, 2023
Ticks can carry multiple pathogens, and Inner Mongolia’s animal husbandry provides excellent environmental conditions for ticks. This study characterized the microbiome of ticks from different geographical locations in Inner Mongolia; 905 Dermacentor ...
Su Si   +11 more
doaj   +2 more sources

Resistance of Wolbachia to Trimethoprim: Insights into Genes Encoding Dihydrofolate Reductase, Thymidylate Synthase and Serine Hydroxymethyltransferase in the Rickettsiales [PDF]

open access: yesInsects
Bacterial and eukaryotic dihydrofolate reductase (DHFR) enzymes are essential for DNA synthesis and are differentially sensitive to the competitive inhibitors trimethoprim and methotrexate.
Ann M. Fallon
doaj   +2 more sources

Signature proteins that are distinctive of alpha proteobacteria [PDF]

open access: yesBMC Genomics, 2005
Background The alpha (α) proteobacteria, a very large and diverse group, are presently characterized solely on the basis of 16S rRNA trees, with no known molecular characteristic that is unique to this group.
Gupta Radhey S, Kainth Pinay
doaj   +2 more sources

Genotyping of ticks: first molecular report of Hyalomma asiaticum and molecular detection of tick-borne bacteria in ticks and blood from Khyber Pakhtunkhwa, Pakistan [PDF]

open access: yesFrontiers in Cellular and Infection Microbiology
Multiple ticks (Acari: Ixodoidea) carrying Rickettsiales bacteria have significant importance for both human and animal health. Thus, the purpose of this work was to genetically analyze tick species and their associated Rickettsiales bacteria in animal ...
Muhammad Kashif Obaid   +4 more
doaj   +2 more sources

Genetic diversity and prevalence of emerging Rickettsiales in Yunnan Province: a large-scale study [PDF]

open access: yesInfectious Diseases of Poverty
Background Rickettsia and related diseases have been identified as significant global public health threats. This study involved comprehensive field and systematic investigations of various rickettsial organisms in Yunnan Province. Methods Between May 18,
Chun-Hong Du   +19 more
doaj   +2 more sources

Host association and intracellularity evolved multiple times independently in the Rickettsiales [PDF]

open access: yesNature Communications
The order Rickettsiales (Alphaproteobacteria) encompasses multiple diverse lineages of host-associated bacteria, including pathogens, reproductive manipulators, and mutualists.
Michele Castelli   +8 more
doaj   +2 more sources

The microbiome of a Pacific moon jellyfish Aurelia coerulea. [PDF]

open access: yesPLoS ONE
The impact of microbiome in animal physiology is well appreciated, but characterization of animal-microbe symbiosis in marine environments remains a growing need.
Aki H Ohdera   +5 more
doaj   +2 more sources

Jellyfish blooms through the microbial lens: temporal changes, cross-species and Jellyfish-water comparisons [PDF]

open access: yesEnvironmental Microbiome
Jellyfish blooms have significant ecological and economic impacts, yet the microbial communities associated with these blooms remain poorly understood, despite their potential influence on host fitness and microbial communities in the surrounding water ...
Noga Barak   +4 more
doaj   +2 more sources

Assembly and Comparison of Ca. Neoehrlichia mikurensis Genomes

open access: yesMicroorganisms, 2022
Ca. Neoehrlichia mikurensis is widely prevalent in I. ricinus across Europe and has been associated with human disease. However, diagnostic modalities are limited, and much is still unknown about its biology.
Tal Azagi   +6 more
doaj   +1 more source

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