NeurogenesisNeuronal PlasticityLong-Term PotentiationSynapsesHippocampusNeuronsDentate GyrusLong-Term Synaptic DepressionSynaptic TransmissionExcitatory Postsynaptic PotentialsReceptors, N-Methyl-D-AspartateDendritic SpinesMemoryLearningReceptors, AMPANeural Stem CellsNerve Tissue ProteinsBromodeoxyuridineElectric StimulationMaze LearningBrain-Derived Neurotrophic FactorDendritesRats, Sprague-DawleyMice, Inbred C57BLCA1 Region, HippocampalBrainMice, KnockoutModels, NeurologicalPatch-Clamp TechniquesStem CellsFearBehavior, AnimalPyramidal CellsExcitatory Amino Acid AntagonistsAnimals, NewbornCell DifferentiationMice, TransgenicCalcium-Calmodulin-Dependent Protein Kinase Type 2Signal TransductionCerebral CortexPresynaptic TerminalsConditioning (Psychology)NeuropeptidesNeural InhibitionTime FactorsOrgan Culture TechniquesNervous SystemGene Expression Regulation, DevelopmentalCell ProliferationAdult Stem CellsReceptor, trkBReceptors, Metabotropic GlutamateAction PotentialsCells, CulturedElectrophysiologyConditioning, ClassicalAmygdalaImmunohistochemistryAnalysis of VarianceSynaptic PotentialsMemory, Long-TermNeural PathwaysNerve NetLateral VentriclesOlfactory BulbAgingRats, WistarNeocortexPerforant PathwayCritical Period (Psychology)Cell CountGlutamic Acid2-Amino-5-phosphonovalerateProsencephalonBasic Helix-Loop-Helix Transcription FactorsInterneuronsDisease Models, AnimalNestinMemory DisordersRats, Long-EvansDominance, OcularSpatial BehaviorCerebellumN-MethylaspartateNeurogliaGreen Fluorescent ProteinsAplysiaCentral Nervous SystemIn Situ HybridizationReceptors, GlutamatePurkinje CellsSynaptophysinExploratory BehaviorGene Expression RegulationCalciumSynapsinsMossy Fibers, HippocampalCorpus StriatumPost-Synaptic DensityCA3 Region, Hippocampal