Results 51 to 60 of about 1,725 (169)

Diversity of Rickettsia species in border regions of northwestern China

open access: yesParasites & Vectors, 2018
Background Rickettsia species belonging to the spotted fever group (SFG) cause infections in humans, domestic animals and wildlife. At least ten SFG Rickettsia species are known to occur in China.
Shengnan Song   +8 more
doaj   +1 more source

Detecção de anticorpos anti-Rickettsia rickettsii em cães residentes em área negligenciada no município de São Paulo, SP, Brasil [PDF]

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2020
RESUMO A febre maculosa brasileira (FMB), descrita inicialmente nos Estados Unidos como febre maculosa das Montanhas Rochosas, é uma antropozoonose relatada apenas no continente americano e causada pela bactéria Rickettsia rickettsii.
Z.Ê.S. Souza   +9 more
doaj   +1 more source

Comparative genomics reveals multiple pathways to mutualism for tick-borne pathogens [PDF]

open access: yes, 2016
Accelerated pipeline for DNA and amino acid sequences ...
Kelly A. Brayton   +2 more
core   +3 more sources

Estudo da infecção por Rickettsias do grupo da febre maculosa em humanos e carrapatos de um parque urbano na Cidade de Londrina, Estado do Paraná [PDF]

open access: yes, 2011
INTRODUCTION: Spotted fevers are emerging zoonoses caused by Rickettsia species in the spotted fever group (SFG). Rickettsia rickettsii is the main etiologic agent of Brazilian spotted fever (BSF) and it is transmitted by Amblyomma spp. ticks.
DUMLER, John Stephen   +7 more
core   +2 more sources

Microsatellite Markers Reveal a Predominant Sugarcane Aphid (Homoptera: Aphididae) Clone is Found on Sorghum in Seven States and One Territory of the USA

open access: yesCrop Science, Volume 57, Issue 4, Page 2064-2072, July–August 2017., 2017
The sugarcane aphid (Melanaphis sacchari) has become a serious pest causing severe economic losses to sorghum [Sorghum bicolor (L.) Moench] grown in the southern United States. Since its original detection in four states in 2013, M. sacchari on sorghum has now, in 2016, spread to 19 states.
Karen Harris‐Shultz   +15 more
wiley   +1 more source

Rickettsia bellii in ticks Amblyomma varium Koch, 1844, from birds in Peru

open access: yesTicks and Tick-borne Diseases, 2012
Amazonian birds were caught and examined for the presence of ectoparasites in the Allpahuayo Mishana National Reserve near Iquitos, Peru, from 13 to 16 August 2011. A total of 40 birds representing 16 species were examined. Two birds (5%) were infested with 2 larvae of Amblyomma varium Koch, 1844, and one nymph of A. calcaratum Neumann, 1899.
Maria, Ogrzewalska   +4 more
openaire   +2 more sources

Experimental infection of dogs with a brazilian strain of Rickettsia rickettsii: clinical and laboratory findings [PDF]

open access: yes, 2008
The bacterium Rickettsia rickettsii is the etiological agent of an acute, severe disease called Rocky Mountain spotted fever in the United States or Brazilian spotted fever (BSF) in Brazil.
FACCINI, João Luiz Horácio   +6 more
core   +3 more sources

Dispensabilities of Carbonic Anhydrase in Proteobacteria

open access: yesInternational Journal of Evolutionary Biology, Volume 2012, Issue 1, 2012., 2012
Carbonic anhydrase (CA) (E.C. 4.2.1.1) is a ubiquitous enzyme catalysing interconversion between CO2 and bicarbonate. The irregular distribution of the phylogenetically distinct classes of CA in procaryotic genome suggests its complex evolutionary history in procaryotes.
Kenji Ueda   +3 more
wiley   +1 more source

Exploring the ecological and evolutionary relationships between Rickettsia and hard ticks in the Neotropical region. [PDF]

open access: yes, 2021
This study addresses a meta-analysis of the distribution of Rickettsia spp. in the Neotropical region, as well as their associations with ticks and vertebrates.
Binder L.C.   +4 more
core   +4 more sources

Permanent residents or temporary lodgers: characterizing intracellular bacterial communities in the siphonous green alga Bryopsis [PDF]

open access: yes, 2013
The ecological success of giant celled, siphonous green algae in coastal habitats has repeatedly been linked to endophytic bacteria living within the cytoplasm of the hosts.
De Clerck, Olivier   +4 more
core   +1 more source

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