Mice, KnockoutProtein PrecursorsMice, Inbred C57BLGene Knockout TechniquesAmyloid beta-Protein PrecursorDisease Models, AnimalEnzyme PrecursorsMice, TransgenicCells, CulturedMolecular Sequence DataRNA PrecursorsCell DifferentiationRNA, MessengerPhenotypeSignal TransductionGene DeletionAmino Acid SequenceBase SequenceGene TargetingMutationNeuronsAmyloid Precursor Protein SecretasesGene Expression RegulationStem CellsMice, 129 StrainNucleic Acid PrecursorsImmunohistochemistryNerve Tissue ProteinsBrainLiverProtein Processing, Post-TranslationalMembrane ProteinsCell LineGene Expression Regulation, DevelopmentalReverse Transcriptase Polymerase Chain ReactionBlotting, WesternTime FactorsBehavior, AnimalEmbryo, MammalianApolipoproteins EGene ExpressionAnimals, NewbornTranscription FactorsHomozygoteApoptosisHeterozygoteCarrier ProteinsCell ProliferationDNA PrimersHippocampusCell LineageMice, Inbred BALB CMice, Inbred StrainsModels, BiologicalMotor ActivityDNA-Binding ProteinsCloning, MolecularDose-Response Relationship, DrugGenotypeHomeostasisCrosses, GeneticMembrane GlycoproteinsCell MovementUp-RegulationKidneyKineticsOrgan SpecificitySpleenMaze LearningRecombinant ProteinsMacrophagesNeuropeptidesIn Situ HybridizationFibroblastsModels, AnimalProtein BindingAspartic Acid EndopeptidasesHematopoietic Stem CellsBone Marrow CellsTranscription, GeneticIntegrasesCell DivisionTransfectionMice, Mutant StrainsEndopeptidasesBiological TransportCell CountHomeodomain ProteinsPrecursor Cells, T-LymphoidInflammationPeptide FragmentsProtein TransportTissue DistributionPeptidesAmyloid beta-PeptidesCytokinesAnalysis of VarianceGene Expression ProfilingMembrane Transport ProteinsPhosphorylation