Anaplasma marginaleAnaplasmosisAnaplasmaGenotypeDermacentorCattle DiseasesTicksRhipicephalusCattleBacterial Outer Membrane ProteinsArachnid VectorsAnaplasma centraleArthropod VectorsAntigens, BacterialPolymorphism, GeneticTick-Borne DiseasesAnaplasma phagocytophilumSalivary GlandsMolecular Sequence DataBacterial VaccinesPolymerase Chain ReactionGenetic VariationSequence Analysis, DNAAnaplasmataceaeBabesia bovisOklahomaPolymorphism, Single NucleotidePhylogenyPhotofluorographyBacterial ProteinsAllelesGene FrequencyGenetic Predisposition to DiseaseAntigenic VariationBase SequenceRickettsial VaccinesEhrlichia ruminantiumEhrlichiaMontanaIdahoAntibodies, BacterialPolymorphism, Restriction Fragment LengthErythrocytesDNA, BacterialAmino Acid SequenceAnaplasma ovisMongoliaBacteremiaIxodesBabesiosisBabesiaCase-Control StudiesSuperinfectionTopography, MedicalDigoxigeninTheileriasisPhenotypeImmunodominant Epitopes