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Mostrando 441 - 460 Resultados de 1,999 Para Buscar '"Rickettsia"', tiempo de consulta: 0.19s Limitar resultados
  1. 441
    “…BACKGROUND: Rickettsia rickettsii is a tick-borne obligate intracellular bacterium that causes Rocky Mountain spotted fever, a life-threatening illness. …”
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    The intracellular bacterium Rickettsia rickettsii exerts an inhibitory effect on the apoptosis of tick cells
  2. 442
    “…Antibodies against Rickettsia spp. were detected. PCR showed amplification of genes for R. parkeri strain Atlantic Rainforest. …”
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    Human Rickettsiosis Caused by Rickettsia parkeri Strain Atlantic Rainforest, Urabá, Colombia
  3. 443
    “…OBJECTIVE: To report a case of abducens nerve palsy with associated retinal involvement due to rickettsia typhi infection. MATERIAL AND METHODS: A single case report documented with multimodal imaging. …”
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    Abducens nerve palsy with associated retinal involvement secondary to rickettsia typhi infection
  4. 444
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    Vesicular spotted fever due to Rickettsia parkeri simulates the clinicopathologic features of rickettsialpox
  5. 445
    “…However, little is known about the role of apoptosis in the interactions of arthropod vectors with the rickettsiae that they transmit. Rickettsia spp. are vector-borne obligately intracellular bacteria and display different degrees of virulence in their eukaryotic hosts. …”
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    Mitochondrion-Dependent Apoptosis Is Essential for Rickettsia parkeri Infection and Replication in Vector Cells
  6. 446
    “…We found 47.9% overall prevalence of Rickettsia species in ticks over all locations. Sequence analysis confirmed that all tested samples belonged to R. raoultii, the causative agent of tick-borne lymphadenopathy.…”
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    High Prevalence and Low Diversity of Rickettsia in Dermacentor reticulatus Ticks, Central Europe
  7. 447
    “…Despite several reports worldwide documenting the presence of Rickettsia asembonensis in samples derived from ectoparasites, animals and more recently humans, genomic information of these specimens remains scarce, and when available, is usually limited to small genomic fragments of limited value. …”
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    Molecular Characterization by Multilocus Sequence Typing and Diversity Analysis of Rickettsia asembonensis in Peru
  8. 448
    “…Rickettsial infections, including Rocky Mountain spotted fever caused by Rickettsia rickettsii, are a cause of infectious retinitis, and atypical and zoonotic infections should remain on the differential diagnosis for patients presenting with rash, systemic illness, and visual complaints, even if the patient's travel or exposure history do not immediately suggest a likely rickettsial infection. …”
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    Rickettsia rickettsii infection as an unusual cause of pediatric retinitis: A case report
  9. 449
    “…BACKGROUND: Rickettsia africae is a tick-borne bacterium that causes African tick-bite fever (ATBF) in humans. …”
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    Entomological risk of African tick-bite fever (Rickettsia africae infection) in Eswatini
  10. 450
    “…The NGS and MLST results indicate that Rickettsia spp. are closely related to Rickettsia bellii, which is not known to be pathogenic in humans. …”
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    Discovery of Rickettsia spp. in mosquitoes collected in Georgia by metagenomics analysis and molecular characterization
  11. 451
    “…Rickettsia conorii is the causative agent of Mediterranean spotted fever (MSF). …”
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    Investigation of Rickettsia conorii in Patients Suspected of Having Crimean-Congo Hemorrhagic Fever
  12. 452
    “…BACKGROUND: Severe complications may cause a fatal or disabling outcome in patients with Rickettsia japonica infection but are poorly understood. …”
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    Fatal Rickettsia Japonica Infection Complicating Disseminated Intravascular Coagulation in Yichang, China
  13. 453
    “…The analysis of samples (January to December 2021) showed prevalence rates of 28.5%, 43%, and 28.5% for Rickettsia rickettsii, Ehrlichia canis, and both pathogens in coinfection, respectively. …”
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    Immune Monitoring of Paediatric Patients Infected with Rickettsia rickettsii, Ehrlichia canis and Coinfected
  14. 454
    “…The prevalence of Bartonella and Rickettsia in Iran is unknown. This study aimed to detect Rickettsia spp. and Bartonella species in ticks in northeast Iran and conduct phylogenetic analysis on these bacteria. …”
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    Molecular surveillance for Rickettsia spp. and Bartonella spp. in ticks from Northern Iran
  15. 455
    “…We provide the first direct evidence that an intracellular tick-borne pathogen, Rickettsia parkeri, infects phagocytic hemocytes in Am. maculatum to modify tick cellular immune responses. …”
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    Rickettsia parkeri hijacks tick hemocytes to manipulate cellular and humoral transcriptional responses
  16. 456
    “…(Rhipicephalus guilhoni, Rhipicephalus moucheti, Rhipicephalus muhsamae, Rhipicephalus microplus, Rhipicephalus camicasi, and Rhipicephalus linnaei). In terms of Rickettsia important for public health, two Rickettsia spp., namely Rickettsia aeschlimannii and Rickettsia africae, were detected in Hyalomma spp. and Amblyomma spp., respectively. …”
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    Ticks and Rickettsiae Associated with Wild Animals Sold in Bush Meat Markets in Cameroon
  17. 457
    “…BACKGROUND: Rickettsia helvetica, a spotted fever rickettsia, is transmitted to humans via ticks in Europe, North Africa, and Asia. …”
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    Signatures in in vitro infection of NSC-34 mouse neurons and their cell nucleus with Rickettsia helvetica
  18. 458
    “…The cytopathic effect induced by Rickettsia akari and Rickettsia slovaca was demonstrated by decreased neuronal viability, structural changes in cell morphology, and extensive fragmentation of neurites in vitro. …”
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    Rickettsia Deregulates Genes Coding for the Neurotoxic Cell Response Pathways in Cerebrocortical Neurons In Vitro
  19. 459
    “…“Candidatus Rickettsia tarasevichiae” dominated in I. persulcatus, whereas I. trianguliceps were infected with “Candidatus Rickettsia uralica”, R. helvetica, and “Ca. …”
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    Novel Genetic Lineages of Rickettsia helvetica Associated with Ixodes apronophorus and Ixodes trianguliceps Ticks
  20. 460
    “…Complete genomes of Rickettsia rickettsii were sequenced with Illumina and PacBio technologies from low-passage isolates from ticks. …”
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    Completed genomes for Rickettsia rickettsii isolated from ticks and quality controlled for motility phenotype
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