Mice, KnockoutPhenotypeMolecular Sequence DataBase SequenceGene Knockout TechniquesMice, Inbred C57BLCloning, MolecularAmino Acid SequenceChromosome MappingDNA, ComplementarySequence Homology, Nucleic AcidGenesRNA, MessengerExonsGene Expression RegulationGene TargetingPromoter Regions, GeneticSequence Homology, Amino AcidIntronsOrgan SpecificityTranscription FactorsGene ExpressionTranscription, GeneticSequence AlignmentGenomeGene Expression ProfilingMice, TransgenicDNA-Binding ProteinsAlternative SplicingIn Situ HybridizationGene Expression Regulation, DevelopmentalDNAProteinsConserved SequenceRestriction MappingTissue DistributionEmbryonic and Fetal DevelopmentMuridaeSpecies SpecificityBlotting, NorthernEmbryo, MammalianDisease Models, AnimalGene LibrarySequence HomologyMice, Inbred StrainsReverse Transcriptase Polymerase Chain ReactionOligonucleotide Array Sequence AnalysisDatabases, GeneticDatabases, Nucleic AcidMultigene FamilyDNA Primers