EhrlichiosisEhrlichiaEhrlichia chaffeensisEhrlichia canisBacteriaEhrlichia ruminantiumRNA, Ribosomal, 16SDog DiseasesRickettsiaceaeGram-Negative BacteriaDogsGram-Positive BacteriaRickettsiaceae InfectionsPhylogenyDNA, BacterialMolecular Sequence DataDNA, RibosomalBacteria, AnaerobicAnaplasmaSequence Analysis, DNABacterial ProteinsTicksBacteria, AerobicAnaplasmataceaeRNA, BacterialGenes, rRNAPolymerase Chain ReactionSpecies SpecificityEscherichia coliIxodesWater MicrobiologyAntibodies, BacterialGenes, BacterialHeartwater DiseaseBase CompositionBase SequenceTick-Borne DiseasesHorse DiseasesAnti-Bacterial AgentsTick InfestationsSeawaterGram-Negative Aerobic BacteriaGram-Negative Anaerobic BacteriaAnaplasmosisAmino Acid SequenceBacterial Physiological PhenomenaAntigens, BacterialGenome, BacterialGene Expression Regulation, BacterialBacterial Typing TechniquesSoil MicrobiologySulfur-Reducing BacteriaCulture MediaArachnid VectorsHorsesColony Count, MicrobialAnaplasma phagocytophilumAnaerobiosisRickettsiaNeorickettsiaFatty AcidsBacteriological TechniquesBacterial Outer Membrane ProteinsFresh WaterGeologic SedimentsBiodegradation, EnvironmentalSymbiosisGammaproteobacteriaEnterobacteriaceaePseudomonasDistemper Virus, CanineArthropod VectorsBacterial AdhesionAerobiosisIxodidae