Bacterium
rickettsia rickettsii
Subclass of:
Rickettsia
Definitions related to rickettsia rickettsii:
  • A species of aerobic, Gram negative, rod and cocci shaped bacteria assigned to the phylum Proteobacteria. This species is obligately intracellular, motile and transmitted to humans by tick hosts, Dermacentor variabilis and Dermacentor andersoni. R. rickettsii is a pathogen that causes Rocky Mountain spotted fever.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • A species of gram-negative, aerobic bacteria that is the etiologic agent of ROCKY MOUNTAIN SPOTTED FEVER. Its cells are slightly smaller and more uniform in size than those of RICKETTSIA PROWAZEKII.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • Any bacterial organism that can be assigned to the species Rickettsia rickettsii.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • Species of gram negative, aerobic bacteria that is the etiologic agent of Rocky Mountain spotted fever.
    CRISP Thesaurus
    National Institutes of Health, 2006
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