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Mostrando 581 - 600 Resultados de 1,999 Para Buscar '"Rickettsia"', tiempo de consulta: 0.17s Limitar resultados
  1. 581
    “…BACKGROUND: Previously, twelve Rickettsia species were identified in ticks, fleas, sheep keds (Melophagus ovinus), bats (Pipistrellus pipistrellus) and a tick-bitten patient in the Xinjiang Uygur Autonomous Region (XUAR) in northwestern China. …”
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    Rickettsiae in red fox (Vulpes vulpes), marbled polecat (Vormela peregusna) and their ticks in northwestern China
  2. 582
    “…We recently reported that the in vitro and in vivo survivals of Rickettsia australis are Atg5-dependent, in association with an inhibited level of anti-rickettsial cytokine, IL-1β. …”
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    Subversion of Host Innate Immunity by Rickettsia australis via a Modified Autophagic Response in Macrophages
  3. 583
    “…In sub-Saharan Africa, tick-borne pathogens identified include viruses, bacteria and protozoa, with Rickettsia being the most frequently reported. This study was conducted to screen and identify Rickettsia species in ticks (Family Ixodidae) infesting livestock in selected districts of southern Zambia. …”
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    Molecular Detection and Characterization of Rickettsia Species in Ixodid Ticks Collected From Cattle in Southern Zambia
  4. 584
    “…This study aimed to assess the exposure levels and risk factors for Rickettsia spp. among Australian wildlife rehabilitators (AWRs) using serology, PCR and a questionnaire. …”
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    Serological Evidence of Exposure to Spotted Fever Group and Typhus Group Rickettsiae in Australian Wildlife Rehabilitators
  5. 585
    “…Additionally, bacterial and protozoa pathogens were evaluated using PCR for the detection of Rickettsia spp., family Anaplasmataceae, Borrelia spp., and piroplasmid. …”
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    Ixodes tropicalis (Acari: Ixodidae) infesting a human and molecular detection of Rickettsia bellii, Colombia
  6. 586
    “…Members of the bacterial genus Rickettsia were originally identified as causative agents of vector-borne diseases in mammals. …”
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    Genomic diversity across the Rickettsia and ‘Candidatus Megaira’ genera and proposal of genus status for the Torix group
  7. 587
    “…Rickettsia helvetica is an emerging pathogen of the Spotted Fever Group Rickettsia (SFGR) causing spotted fever diseases in various European countries. …”
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    Rickettsia helvetica infection is associated with microbiome modulation in Ixodes ricinus collected from humans in Serbia
  8. 588
    “…In this study, we aimed to investigate the dispersal and co-occurrence of Francisella and spotted fever group Rickettsia (SFGR) in ticks infesting birds migrating northward in the African-Western Palaearctic region (AWPR). …”
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    Co-Occurrence of Francisella, Spotted Fever Group Rickettsia, and Midichloria in Avian-Associated Hyalomma rufipes
  9. 589
    “…Records on the distribution of Rickettsia spp. in their natural hosts in Central Asia are incomplete. …”
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    Incidence of tick-borne spotted fever group Rickettsia species in rodents in two regions in Kazakhstan
  10. 590
    Publicado 2022
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    Expression of Concern: Molecular Evidence for the Presence of Rickettsia Felis in the Feces of Wild-living African Apes
  11. 591
    “…This unit provides the basic protocols necessary to establish, maintain, and utilize a guinea pig‐tick‐Rickettsia model for monitoring the course of infection and immune response to an infection by spotted fever group Rickettsia (SFGR) that can be studied at biosafety level 2 (BSL‐2) and arthropod containment level 2 (ACL‐2); adaptations must be made for BSL‐3 agents. …”
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    Evaluating the Clinical and Immune Responses to Spotted Fever Rickettsioses in the Guinea Pig‐Tick‐Rickettsia System
  12. 592
    “…Persons experiencing homelessness in São Paulo, Brazil, were seropositive for Bartonella spp. (79/109, 72.5%) and typhus group rickettsiae (40/109, 36.7%). Bartonella quintana DNA was detected in 17.1% (14/82) body louse pools and 0.9% (1/114) blood samples. …”
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    Bartonella spp. and Typhus Group Rickettsiae among Persons Experiencing Homelessness, São Paulo, Brazil
  13. 593
    “…Given the ecology and behaviour of C. vespertilionis, it may be a vector of these rickettsiae among bats and occasionally humans. To determine the Rickettsia species with certainty, and to determine if C. vespertilionis may be a reservoir and vector of the Rickettsia spp., further studies are needed.…”
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    First Records of Possibly Human Pathogenic Rickettsia Species in Bat Ticks, Carios vespertilionis, in Sweden
  14. 594
    “…The DNA of Rickettsia that did not belong to the SFG was detected in Amblyomma dubitatum, which was identified by DNA sequencing as Rickettsia bellii. …”
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    Detection of Rickettsia spp. in Animals and Ticks in Midwestern Brazil, Where Human Cases of Rickettsiosis Were Reported
  15. 595
    “…Among the ticks, 20.5% (24/117) contained tick-borne bacterial pathogens, with infection rates of 17.9% for Rickettsia (Candidatus Rickettsia jingxinensis, R. tamurae, R. monacensis, and Candidatus Rickettsia tarasevichiae), 2.5% for Anaplasma (A. phagocytophilum, A. capra, and A. bovis), and 0.9% for Ehrlichia (Ehrlichia sp.). …”
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    Molecular Detection of Anaplasma, Ehrlichia and Rickettsia Pathogens in Ticks Collected from Humans in the Republic of Korea, 2021
  16. 596
    “…Moreover, Rickettsia helvetica has been identified in 5.1% of Ixodes ticks.…”
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    High Prevalence of Rickettsia raoultii Found in Dermacentor Ticks Collected in Barnaul, Altai Krai, Western Siberia
  17. 597
    “…Rickettsiae of the spotted fever group (SFG) are zoonotic tick-borne pathogens. …”
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    Spotted Fever Group Rickettsiae in Ticks and Small Mammals from Grassland and Forest Habitats in Central Germany
  18. 598
    por Peng, Xin, Wang, Hantang, Yang, Zhende
    Publicado 2023
    “…At the genus level, the dominant bacteria in lineage A and lineage B were Rickettsia and Bacteroides, respectively. There were differences in the bacterial community of L. invasa between lineages, and the abundance and relative expression of Rickettsia in lineage A were significantly higher than those in lineage B; (4) Conclusions: There were differences in the bacterial community of L. invasa between lineages, and the abundance and relative expression of Rickettsia in lineage A were significantly higher than those in lineage B.…”
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    Differences in Male-Killing Rickettsia Bacteria between Lineages of the Invasive Gall-Causing Pest Leptocybe invasa
  19. 599
    “…BACKGROUND: Among the 17 genes encoding autotransporter proteins of the "surface cell antigen" (sca) family in the currently sequenced Rickettsia genomes, ompA, sca5 (ompB) and sca4 (gene D), have been extensively used for identification and phylogenetic purposes for Rickettsia species. …”
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    Sca1, a previously undescribed paralog from autotransporter protein-encoding genes in Rickettsia species
  20. 600
    por Mooser, H., Dummer, Clyde
    Publicado 1930
    “…Healthy lice became infected with Rickettsia prowazeki after feeding on monkeys inoculated with a strain of Mexican typhus. …”
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    ON THE RELATION OF THE ORGANISMS IN THE TUNICA VAGINALIS OF ANIMALS INOCULATED WITH MEXICAN TYPHUS TO RICKETTSIA PROWAZEKI AND TO THE CAUSATIVE AGENT OF THAT DISEASE
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