Rickettsia rickettsiiRickettsiaRocky Mountain Spotted FeverRickettsia InfectionsBoutonneuse FeverRickettsia typhiRickettsia conoriiRickettsia prowazekiiTyphus, Epidemic Louse-BorneTicksTyphus, Endemic Flea-BorneScrub TyphusDermacentorRickettsieaeIxodidaeTick-Borne DiseasesRickettsiaceae InfectionsArachnid VectorsRickettsiaceaeRhipicephalus sanguineusSaint Kitts and NevisAntibodies, BacterialOrientia tsutsugamushiSiphonapteraJackalsRhipicephalusAntigens, BacterialRickettsia felisRickettsial VaccinesDNA, BacterialIxodesTick InfestationsEhrlichiosisBacterial Outer Membrane ProteinsSeroepidemiologic StudiesPolymerase Chain ReactionVero CellsFluorescent Antibody Technique, IndirectAnaplasmataceaeFeverCitrate (si)-SynthasePhylogenyEhrlichia chaffeensisQ FeverArthropod VectorsPolymorphism, Restriction Fragment LengthMolecular Sequence DataCoxiellaSpecies SpecificityTick ToxicosesBacterial ProteinsSequence Analysis, DNARNA, Ribosomal, 16SDog DiseasesCross ReactionsGuinea PigsGenes, BacterialCoxiella burnetiiComplement Fixation TestsBase SequenceFluorescent Antibody TechniqueDNA, RibosomalCercopithecus aethiopsBartonellaRodentiaFluoroimmunoassayBrazilDogs