Neuronal PlasticityPhenotypeLong-Term PotentiationSynapsesMutationHippocampusNeuronsSynaptic TransmissionExcitatory Postsynaptic PotentialsLong-Term Synaptic DepressionLearningDendritic SpinesDominance, OcularMolecular Sequence DataMice, Inbred C57BLReceptors, N-Methyl-D-AspartateMice, KnockoutElectric StimulationCritical Period (Psychology)Signal TransductionCells, CulturedMice, TransgenicReceptors, AMPAAdaptation, PhysiologicalTime FactorsCell DifferentiationMemoryRats, Sprague-DawleyBase SequenceDendritesBehavior, AnimalGenotypeAmino Acid SequenceModels, NeurologicalBrainBrain-Derived Neurotrophic FactorGene Expression RegulationAnimals, NewbornPatch-Clamp TechniquesDisease Models, AnimalAction PotentialsPyramidal CellsPresynaptic TerminalsRNA, MessengerNeural InhibitionVisual CortexAllelesAnalysis of VarianceImmunohistochemistryNeural PathwaysNerve NetModels, BiologicalEnvironmentExcitatory Amino Acid AntagonistsGene Expression Regulation, DevelopmentalSomatosensory CortexVibrissaeCerebral CortexTranscription FactorsGene DeletionCA1 Region, HippocampalMembrane ProteinsNerve Tissue ProteinsDentate GyrusMaze LearningRats, Long-EvansGene ExpressionElectrophysiologyChromosome MappingAgingCell LineGenetic VariationConditioning (Psychology)Biological EvolutionFearAuditory CortexSynaptic PotentialsGreen Fluorescent ProteinsGenetic Complementation TestOrgan Culture TechniquesGene Expression ProfilingPedigreeDrosophila ProteinsReverse Transcriptase Polymerase Chain ReactionCrosses, GeneticCalcium-Calmodulin-Dependent Protein Kinase Type 2Motor CortexMice, Mutant StrainsAmygdalaBlotting, WesternReceptors, Metabotropic GlutamateEvoked Potentials, MotorGlutamic AcidRats, WistarCell ProliferationNeurogenesisLarvaConditioning, ClassicalTranscranial Magnetic StimulationInterneurons