ElectrodesElectroencephalographyBrain WavesElectrodes, ImplantedBrain ChemistryBrain InjuriesBrain NeoplasmsBrain MappingBrainIon-Selective ElectrodesBrain EdemaBrain StemBrain IschemiaElectrochemistryMagnetic Resonance ImagingElectrochemical TechniquesBrain AbscessNeuronsCerebral CortexDeep Brain StimulationMicroelectrodesHypoxia, BrainTime FactorsBlood-Brain BarrierRats, Sprague-DawleyElectric StimulationEquipment DesignPotentiometryBrain Damage, ChronicFluorocarbon PolymersImage Processing, Computer-AssistedBiosensing TechniquesGraphiteBrain InfarctionHippocampusHigh-Energy Shock WavesNerve Tissue ProteinsDisease Models, AnimalGoldElectrophysiologySignal Processing, Computer-AssistedElectric ImpedanceRats, WistarModels, NeurologicalCerebrovascular CirculationTissue DistributionCochlear ImplantsNerve NetNeural PathwaysConductometryStereotaxic TechniquesAnimals, NewbornCochlear ImplantationAnalysis of VarianceEnzymes, ImmobilizedReproducibility of ResultsAstrocytesMice, Inbred C57BLCerebellumAlzheimer DiseaseAgingBehavior, AnimalFunctional LateralityAction PotentialsImmunohistochemistryCarbonEquipment Failure AnalysisPulse Wave AnalysisElectricityReaction TimeRNA, MessengerOxygenMolecular Sequence DataFrontal LobeAlgorithmsElectric Stimulation TherapyThalamusBrain Injury, ChronicElectromyographyCognitionCatsModels, BiologicalWiskott-Aldrich Syndrome Protein FamilySeizuresDogsGliomaHydrogen-Ion ConcentrationMembrane PotentialsBioelectric Energy SourcesCells, CulturedComputer SimulationOrgan SpecificityAtrophyRats, Inbred StrainsCalibrationCerebral VentriclesNeuropsychological TestsNeurogliaSensitivity and SpecificityAmino Acid Sequence