Bartonella henselaeCatsCat-Scratch DiseaseCat DiseasesBartonella InfectionsBartonellaPeliosis HepatisRickettsieaeRickettsiaceaeSiphonapteraCtenocephalidesAntibodies, BacterialRickettsiaceae InfectionsDNA, BacterialFeline PanleukopeniaPolymerase Chain ReactionBacteremiaEctoparasitic InfestationsDisease ReservoirsArthropod VectorsLeukemia, FelineGrenadaRNA, Ribosomal, 16SLymphatic DiseasesRickettsia felisBartonellaceaePanuveitisAborted FetusFluorescent Antibody Technique, IndirectSeroepidemiologic StudiesFlea InfestationsLeukemia Virus, FelineVeterinariansPeriplasmic Proteins