any of a group of parasitic bacteria that live in the tissues of ticks, mites, and other arthropods, and cause disease when transmitted to humans and other animals
Derived forms
rickettsial (rickˈettsial)
adjective
Word origin
C20: named after Howard T. Ricketts (1871–1910), US pathologist
Examples of 'rickettsiae' in a sentence
rickettsiae
Rickettsiae are associated with a diverse range of invertebrate hosts.
Alice N Maina, Terry A Klein, Heung-Chul Kim, Sung-Tae Chong, Yu Yang, Kristin Mullins,Ju Jiang, Heidi St John, Richard G Jarman, Jun Hang, Allen L Richards 2017, 'Molecular characterization of novel mosquito-borne Rickettsia spp. from mosquitoescollected at the Demilitarized Zone of the Republic of Korea.', PLoS ONEhttp://europepmc.org/articles/PMC5695765?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Ticks are recognized as the main vectors and reservoirs of spotted fever group rickettsiae.
Tomasz Chmielewski, Edyta Podsiadly, Grzegorz Karbowiak, Stanislawa Tylewska-Wierzbanowska 2009, 'Rickettsia spp. in Ticks, Poland', Emerging Infectious Diseaseshttps://wwwnc.cdc.gov/eid/article/15/3/08-0711_article. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Rickettsiae of indeterminate pathogenicity are widely associated with ticks.
Timothy J. Kurtti, Nicole Y. Burkhardt, Chan C. Heu, Ulrike G. Munderloh 2016, 'Fluorescent Protein Expressing Rickettsia buchneri and Rickettsia peacockii for TrackingSymbiont-Tick Cell Interactions', Veterinary Scienceshttp://www.mdpi.com/2306-7381/3/4/34. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Rickettsiae species have, however, rarely been reported as the causative agents.
Wei-Ru Lin, Tun-Chieh Chen, Chun-Yu Lin, Po-Liang Lu, Yen-Hsu Chen 2011, 'Bilateral simultaneous facial palsy following scrub typhus meningitis: A case reportand literature review', Kaohsiung Journal of Medical Scienceshttp://www.sciencedirect.com/science/article/pii/S1607551X11002269. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Moreover, new rickettsiae are continuously being discovered.
Laura Tomassone, Aránzazu Portillo, Markéta Nováková, Rita de Sousa, José AntonioOteo 2018, 'Neglected aspects of tick-borne rickettsioses', Parasites & Vectorshttp://link.springer.com/article/10.1186/s13071-018-2856-y. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Collectively, our reconstructed metabolic network offers clues to how rickettsiae hijack host metabolic pathways.
Timothy P. Driscoll, Victoria I. Verhoeve, Mark L. Guillotte, Stephanie S. Lehman,Sherri A. Rennoll, Magda Beier-Sexton, M. Sayeedur Rahman, Abdu F. Azad, Joseph J.Gillespie, Yasuko Rikihisa 2017, 'Wholly Rickettsia! Reconstructed Metabolic Profile of the Quintessential BacterialParasite of Eukaryotic Cells', mBiohttp://mbio.asm.org/cgi/content/full/8/5/e00859-17. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This finding extends the geographical range of spotted fever group rickettsiae.
Dan Liu, Yuan-Zhi Wang, Huan Zhang, Zhi-Qiang Liu, Ha-zi Wureli, Shi-Wei Wang, Chang-ChunTu, Chuang-Fu Chen 2016, 'First report of Rickettsia raoultii and R. slovaca in Melophagus ovinus, the sheepked', Parasites & Vectorshttp://link.springer.com/article/10.1186/s13071-016-1885-7. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The above host species rarely carried rickettsiae.
Sándor Hornok, László Sugár, Isabel G. Fernández de Mera, José de la Fuente, GáborHorváth, Tibor Kovács, Attila Micsutka, Enikő Gönczi, Barbara Flaisz, Nóra Takács,Róbert Farkas, Marina L. Meli, Regina Hofmann-Lehmann 2018, 'Tick- and fly-borne bacteria in ungulates: the prevalence of Anaplasma phagocytophilum,haemoplasmas and rickettsiae in water buffalo and deer species in Central Europe,Hungary', BMC Veterinary Researchhttp://link.springer.com/article/10.1186/s12917-018-1403-6. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Antibodies against rickettsiae were detected in 57.4% of previously collected serum samples.
Alice N. Maina, Darryn L. Knobel, Ju Jiang, Jo Halliday, Daniel R. Feikin, Sarah Cleaveland,Zipporah Ng'ang'a, Muthoni Junghae, Robert F. Breiman, Allen L. Richards, M. KariukiNjenga 2012, 'Rickettsia felis Infection in Febrile Patients, Western Kenya, 2007–2010', Emerging Infectious Diseaseshttps://wwwnc.cdc.gov/eid/article/18/2/11-1372_article. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Immunohistochemical staining of skin, kidney, and liver demonstrated spotted fever group rickettsiae.
Jeremiah S. Rutherford, Kevin Macaluso, Nathaniel Smith, Sherif R. Zaki, ChristopherD. Paddock, Jon Davis, Norman Peterso, Abdu F. Azad, Ronald Rosenberg 2004, 'Fatal Spotted Fever Rickettsiosis, Kenya', Emerging Infectious Diseaseshttps://wwwnc.cdc.gov/eid/article/10/5/03-0537_article. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)