What Is Rickettsia? Rickettsia are bacteria, which are obligate intracellular parasites many disease-causing, that live in vertebrates and are transmitted by bloodsucking parasitic arthropods such as fleas , lice and ticks. Rickettsias are named after their discoverer, the American pathologist Harold Taylor Ricketts, who died of typhus in Mexico after confirming the infectious agent of that rickettsial disease. Rickettsias unlike other bacteria, but like viruses, they require a living host (a living cell) to survive. Rickettsias …showed first 75 words of 925 total…

…showed last 75 words of 925 total…treated with pharmaceuticals drugs example Tetracycline or chloramphenicols. Human immunity is important because, following recovery from disease; persons become immune to further infection. Bibliography Name of BookAuthor Patients Care (edition 4)Various Authors Encarta CD rom 2000Various Authors http://www.genoscope.cns.fr/externe/ English/Projets/Projet_BU/BU.html N/A http://www.factmonster.com/ce6/sci/A0841859.html N/A http://www.vh.org/adult/provider/pathology/ /CNSInfDisR2/Text/PInf.VAR.html N/A