Bartonella henselaeCat-Scratch DiseaseBartonella InfectionsBartonellaCat DiseasesCatsPeliosis HepatisRickettsieaeRickettsiaceaeSiphonapteraCtenocephalidesRickettsiaceae InfectionsAntibodies, BacterialDNA, BacterialBacteremiaFeline PanleukopeniaPolymerase Chain ReactionEctoparasitic InfestationsGrenadaArthropod VectorsDisease ReservoirsRNA, Ribosomal, 16SLymphatic DiseasesLeukemia, FelinePanuveitisBartonellaceaeAborted FetusRickettsia felisFluorescent Antibody Technique, IndirectSeroepidemiologic StudiesPeriplasmic Proteins