alpha-FetoproteinsFetusFetal ProteinsTissue DistributionEmbryo, MammalianGene Expression Regulation, DevelopmentalIn Situ HybridizationOrgan SpecificityEmbryonic and Fetal DevelopmentMolecular Sequence DataBase SequenceMesodermRNA, MessengerAlternative SplicingAmino Acid SequenceMice, Inbred C57BLCloning, MolecularGene ExpressionMorphogenesisOdontogenesisUreterEpitheliumLimb BudsMice, TransgenicToothChick EmbryoCell DifferentiationMSX1 Transcription FactorKidneyExtremitiesMice, Inbred StrainsMice, KnockoutDNA, ComplementaryEmbryonic InductionImmunohistochemistryTooth GermFibroblast Growth Factor 9Bone Morphogenetic ProteinsOrgan Culture TechniquesTranscription FactorsMice, Inbred ICRBone Morphogenetic Protein 4LiverHomeodomain ProteinsNeural CrestEctodermFibroblast Growth Factor 10Hedgehog ProteinsBrainPalateTestisMice, Inbred BALB CGene Expression RegulationSequence Homology, Amino AcidFibroblast Growth FactorsAnimals, NewbornBlotting, NorthernCells, CulturedSea UrchinsSignal TransductionMice, Mutant StrainsUrogenital SystemEpithelial CellsLungCell LineTranscription, GeneticOrganogenesisProteinsReverse Transcriptase Polymerase Chain ReactionSkullTime FactorsSpleenCartilageFibroblast Growth Factor 4QuailFibroblast Growth Factor 8Protein IsoformsDNA PrimersBody PatterningDNA-Binding ProteinsDNAStem CellsGene Expression ProfilingAgingTrans-ActivatorsPolymerase Chain ReactionNerve Tissue ProteinsBone Morphogenetic Protein 7Branchial RegionNephronsWnt ProteinsPromoter Regions, GeneticCell LineagePhenotypeCoturnixMandibleTenascinNuclear Receptor Subfamily 2, Group C, Member 2Species SpecificityFluorescent Antibody Technique