• Thumbnail for Rickettsia rickettsii
    Rickettsia rickettsii is a Gram-negative, intracellular, coccobacillus bacterium that was first discovered in 1902. Having a reduced genome, the bacterium...
    38 KB (4,514 words) - 15:57, 6 May 2024
  • Thumbnail for Rickettsia
    caused by Rickettsia helvetica previously thought to be harmless. Rickettsia rickettsii (Western Hemisphere) Rocky Mountain spotted fever Rickettsia akari...
    26 KB (2,482 words) - 01:37, 9 April 2024
  • Thumbnail for Rocky Mountain spotted fever
    loss or loss of part of an arm or leg. The disease is caused by Rickettsia rickettsii, a type of bacterium that is primarily spread to humans by American...
    34 KB (4,063 words) - 21:06, 6 May 2024
  • Thumbnail for Coxiella burnetii
    causative agent of Q fever. The genus Coxiella is morphologically similar to Rickettsia, but with a variety of genetic and physiological differences. C. burnetii...
    18 KB (1,970 words) - 18:55, 16 April 2024
  • Thumbnail for Rickettsia sibirica
    Rickettsia sibirica is a species of Rickettsia. This bacterium is the etiologic agent of North Asian tick typhus, which is also known as Siberian tick...
    2 KB (171 words) - 21:30, 5 July 2021
  • Thumbnail for Rickettsia parkeri
    fever group of the genus Rickettsia. Genetically, its close relatives include R. africae, R. sibirica, R. conorii, R. rickettsii, R. peacockii, and R. honei...
    12 KB (1,425 words) - 14:44, 19 January 2024
  • Rickettsia japonica is a species of Rickettsia. It can cause Japanese spotted fever. Hanaoka N, Matsutani M, Kawabata H, et al. (December 2009). "Diagnostic...
    2 KB (141 words) - 15:07, 27 September 2023
  • Thumbnail for Rickettsia conorii
    Rickettsia conorii is a Gram-negative, obligate intracellular bacterium of the genus Rickettsia that causes human disease called boutonneuse fever, Mediterranean...
    7 KB (746 words) - 03:29, 27 April 2024
  • Thumbnail for Pathogenic bacteria
    Examples of obligate intracellular bacteria include Rickettsia prowazekii (typhus) and Rickettsia rickettsii, (Rocky Mountain spotted fever).[citation needed]...
    79 KB (4,101 words) - 10:40, 13 April 2024
  • Rickettsia felis is a species of bacterium, the pathogen that causes cat-flea typhus in humans, also known as flea-borne spotted fever. Rickettsia felis...
    6 KB (686 words) - 21:40, 10 September 2022