Acute DiseaseLentiviruses, BovineQ FeverCoxiella burnetiiInfectious Anemia Virus, EquineChronic DiseaseVirulenceHorsesEncephalomyelitis, Autoimmune, ExperimentalDisease Models, AnimalAntibodies, ViralVirus ReplicationMolecular Sequence DataMice, Inbred BALB CT-LymphocytesTime FactorsCytokinesEnzyme-Linked Immunosorbent AssayMice, Inbred C57BLLymphocyte ActivationAmino Acid SequenceBase SequenceCells, CulturedMutationImmunohistochemistrySignal TransductionRNA, MessengerInflammationMice, KnockoutMice, TransgenicReverse Transcriptase Polymerase Chain ReactionLungCell LineVirulence FactorsBrainGene Expression RegulationAutoantibodiesMacrophages