Central Nervous System DiseasesAutonomic Nervous System DiseasesAutonomic Nervous SystemNervous System DiseasesCentral Nervous System Viral DiseasesMeningoencephalitisCentral Nervous System InfectionsCentral Nervous SystemBrainSubacute Sclerosing PanencephalitisAIDS Dementia ComplexBrain DiseasesMaus Elberfeld virusCerebrospinal FluidMeningesDemyelinating DiseasesEnterovirus InfectionsHeart RateParasympathetic Nervous SystemAstrocytesNeuronsSympathetic Nervous SystemDisease Models, AnimalNervous SystemMagnetic Resonance ImagingGanglionic BlockersAutonomic DenervationVagus NerveAutonomic PathwaysImmune SystemAutonomic AgentsGalvanic Skin ResponseCells, CulturedAutonomic Nerve BlockLamin Type AArrhythmia, SinusHeart Conduction SystemBlood PressureCardiovascular Physiological ProcessesDigestive System DiseasesElectrocardiographyElectrocardiography, AmbulatoryEnteric Nervous SystemAtropineTime FactorsPeripheral Nervous SystemTrimethaphanDysautonomia, FamilialImmune System DiseasesPeripheral Nervous System DiseasesPropranololHeartCardiovascular SystemCause of DeathBaroreflexCardiovascular Physiological PhenomenaHexamethoniumCircadian RhythmParasympatholyticsMuscarinic AntagonistsAutopsyParasympathectomyValsalva ManeuverCentral Nervous System NeoplasmsGanglia, AutonomicNorepinephrineImmunohistochemistryCatecholaminesGlycopyrrolateImmune ToleranceChlorisondamineMassageArrhythmias, CardiacMice, Inbred C57BLRisk FactorsPancreatic PolypeptideEndocrine System DiseasesInfant, NewbornHypoventilationMutationAdrenergic AgentsDogsPsychophysiologyNervous System Physiological PhenomenaNeurosecretory SystemsOxymetazolineShy-Drager SyndromeBradycardiaCardiography, ImpedanceRelaxationSupine PositionAdrenergic beta-AntagonistsTilt-Table TestPeripheral NervesImmunity, InnateStress, PsychologicalVagus Nerve StimulationRespirationAtrial FunctionHemodynamics