title: Plaque assay system for several species of Rickettsia.
abstract: The plaque assay developed in this laboratory for the Bitter Root strain of Rickettsia rickettsii has recently been shown to be appropriate for other rickettsiae.
mesh_terms: D001431:Bacteriological Techniques; D003470:Culture Media; D008722:Methods; D012281:Rickettsia; D012283:Rickettsia prowazekii; D012284:Rickettsia rickettsii
chemical_list: D003470:Culture Media