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  1. 1041
    “…Other associations were observed between the tick symbiont Candidatus Midichloria and pathogens belonging to Rickettsia. Finally, more specific network analyses were performed on TBP-infected samples and suggested that the presence of pathogens belonging to the genera Borrelia, Anaplasma and Rickettsia may disrupt microbial interactions in I. ricinus. …”
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    Temporal patterns in Ixodes ricinus microbial communities: an insight into tick-borne microbe interactions
  2. 1042
    “…Sequencing and phylogenetic analysis revealed high similarity to sequences from Rickettsia parkeri and several other Rickettsia species. …”
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    First data on bacteria associated with bat ectoparasites collected in Kharkiv oblast, Northeastern Ukraine
  3. 1043
    “…No seasonal trend in spotted fever group Rickettsia spp. (SFGR) was observed in peak activity months. …”
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    Seasonality of Amblyomma americanum (Acari: Ixodidae) Activity and Prevalence of Infection with Tick-Borne Disease Agents in North Central Oklahoma
  4. 1044
    “…B. tabaci further harbors a diverse array of secondary symbionts, including Hamiltonella, Arsenophonus, Cardinium, Wolbachia, Rickettsia and Fritschea. T. vaporariorum is only known to harbor P. aleyrodidarum and Arsenophonus. …”
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    Co-infection and localization of secondary symbionts in two whitefly species
  5. 1045
    “…Besides its causative agent, Borrelia burgdorferi s.l., other potential pathogens like Rickettsia, Babesia and Ehrlichia species are present in Ixodes ricinus ticks. …”
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    Small risk of developing symptomatic tick-borne diseases following a tick bite in the Netherlands
  6. 1046
    “…Those samples with fluorescence close to the threshold were further analyzed using quantitative PCRs, developed to identify Francisella spp., Rickettsia spp. and Coxiella spp. Like the DNA microarray, the qPCRs were based on the genus specific variable regions of the rrs gene. …”
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    A system to simultaneously detect tick-borne pathogens based on the variability of the 16S ribosomal genes
  7. 1047
    “…We identified as pathogenic bacteria, Rickettsia africae in Am. variegatum (90%), Rh. microplus (10%) and Hyalomma spp. (9%), Rickettsia aeschlimannii in Hyalomma spp. (23%), Rickettsia massiliae in Rh. senegalensis (33%) as well as Coxiella burnetii in 0.2%, Borrelia sp. in 0.2%, Anaplasma centrale in 0.2%, Anaplasma marginale in 0.5%, and Ehrlichia ruminantium in 0.5% of all ticks. …”
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    Multiple Pathogens Including Potential New Species in Tick Vectors in Côte d’Ivoire
  8. 1048
    “…Out of 344 specimens molecularly examined, 41 (11.1%) were positive for at least one microorganism (i.e. 5.5% for Cercopithifilaria bainae, 2.9% for Hepatozoon canis, 1.7% for Rickettsia hoogstraalii, 1.2% for Hepatozoon felis, 0.6% for Rickettsia massiliae, 0.6% for Theileria ovis, 0.3% for Anaplasma platys and 0.3% for Coxiella like-endosymbiont). …”
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    Ticks and associated pathogens in dogs from Greece
  9. 1049
    “…We detected a Francisella endosymbiont in 174 ticks (70%), and Rickettsia spp. in 19 ticks (8%); Rickettsia-infected ticks contained R. rhipicephali (16 of 250, 6.4%) or R. philipii (3 of 250,1.2%), the agent of eschar-associated febrile illness in humans. …”
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    Metagenomic-based Surveillance of Pacific Coast tick Dermacentor occidentalis Identifies Two Novel Bunyaviruses and an Emerging Human Ricksettsial Pathogen
  10. 1050
    “…We surveyed over 700 individuals from nine species of chipmunks throughout California for exposure to and infection by Y. pestis, A. phagocytophilum, RF Borrelia spp., Borrelia burgdorferi, and SFG Rickettsia species. DNA of all five pathogens was found and all chipmunks except Merriam’s chipmunk (T. merriami) were PCR-positive for at least one of the pathogens. …”
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    Distribution and prevalence of vector-borne diseases in California chipmunks (Tamias spp.)
  11. 1051
    “…The prevalence of Rickettsia spp. was found to be highest in Pipistrellus pipistrellus from southern England. …”
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    Detection of tick-borne bacteria and babesia with zoonotic potential in Argas (Carios) vespertilionis (Latreille, 1802) ticks from British bats
  12. 1052
    “…We evaluated infection by Rickettsia spp. and Ehrlichia spp in small mammals and their ticks from two Atlantic forest conservation areas in the state of Rio Grande do Norte, northeastern Brazil. …”
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    Ticks, rickettsial and erlichial infection in small mammals from Atlantic forest remnants in northeastern Brazil
  13. 1053
    “…All ticks tested negative for CCHF virus, Coxiella burnetii, Coxiella-like organisms, Babesia spp. and Theileria spp. The screening for rickettsiae gave positive results in 9 specimens . The Rickettsia species in all cases was identified as R. aeschlimannii. …”
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    Imported Hyalomma ticks in Germany in 2018
  14. 1054
    “…Murine typhus and flea-borne spotted fever are undifferentiated febrile illnesses caused by Rickettsia typhi and Rickettsia felis, respectively. …”
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    Manifestations and Management of Flea-Borne Rickettsioses
  15. 1055
    “…Seven tick-borne pathogens, such as Ehrlichia chaffeensis, Anaplasma phagocytophilum, Rickettsia massiliae, Candidatus R. barbariae, Brucella spp., Rickettsia sibirica, and Anaplasma ovis, were detected from ticks, whereas the first five bacteria were detected from blood samples of dogs. …”
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    Molecular Detection of Zoonotic and Veterinary Pathogenic Bacteria in Pet Dogs and Their Parasitizing Ticks in Junggar Basin, North-Western China
  16. 1056
    “…Khentii had the highest infection rate for Rickettsia spp. (76.61%; CI: 34.65–94.79%), while Arkhangai had the highest infection rate for Anaplasma spp. (7.79%; CI:4.04–13.72%). …”
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    Metagenomic profiles of Dermacentor tick pathogens from across Mongolia, using next generation sequencing
  17. 1057
    “…BACKGROUND: In order to estimate whether multi-spacer typing (MST), based on the sequencing of variable intergenic spacers, could serve for the identification of Rickettsia at the species level, we applied it to 108 rickettsial isolates or arthropod amplicons that include representatives of 23 valid Rickettsia species. …”
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    Identification of rickettsial isolates at the species level using multi-spacer typing
  18. 1058
    por Baker, James A.
    Publicado 1946
    “…It is therefore concluded that voles on this island have an inapparent infection due to a rickettsia that may be related to the rickettsia of scrub typhus.…”
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    A RICKETTSIAL INFECTION IN CANADIAN VOLES
  19. 1059
    “…METHODS: Focusing on a rickettsiosis pathogen, Rickettsia raoultii, we used R. raoultii-positive and R. raoultii-negative Dermacentor spp. tick colonies to study the involvement of skin microbiota in cutaneous infection with rickettsiae in laboratory mice, and the function of the tick microbiome on maintenance of rickettsiae through all tick developmental stages (eggs, larvae, nymphs, adults) over two generations. …”
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    New insights into the impact of microbiome on horizontal and vertical transmission of a tick-borne pathogen
  20. 1060
    “…Further studies are needed to investigate the presence of another Rickettsia spp. (such as Rickettsia amblyommatis) in this area that may affect humans.…”
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    False-Positive Serology for Rocky Mountain Spotted Fever in Long Island, New York, during 2011–2021
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