AnaplasmosisAnaplasma phagocytophilumAnaplasmaEhrlichiosisTick-Borne DiseasesIxodesAnaplasma marginaleArthropod VectorsEhrlichia canisArachnid VectorsDog DiseasesMaineRickettsiaceae InfectionsGranulocytesHL-60 CellsAntibodies, BacterialBabesiosisTick InfestationsLyme DiseaseHorse DiseasesCattle DiseasesPolymerase Chain ReactionSerologic TestsDogsDNA, BacterialTrypanosomiasis, BovineTicksBacterial Outer Membrane ProteinsSeroepidemiologic StudiesHorsesRickettsiaceaeBabesiaDermacentorAntigens, BacterialRNA, Ribosomal, 16SEhrlichiaFluorescent Antibody Technique, IndirectDoxycyclineBorrelia burgdorferiEhrlichia chaffeensisPeromyscusBorrelia burgdorferi GroupAnaplasmataceaeSloveniaDisease ReservoirsNymphCattleMolecular Sequence DataSensitivity and SpecificityConnecticutDeerSalivary GlandsSequence Analysis, DNAWisconsinComplement Fixation TestsZoonosesDelayed DiagnosisIxodidaePrenatal DiagnosisEarly DiagnosisErythema Chronicum MigransPopulation SurveillanceNeutrophilsBites and StingsNew YorkMice, Inbred C3HCross ReactionsPhylogeny