Gene Expression ProfilingGene ExpressionOligonucleotide Array Sequence AnalysisGene Expression RegulationGene Expression Regulation, DevelopmentalRNA, MessengerReverse Transcriptase Polymerase Chain ReactionCluster AnalysisIn Situ HybridizationTranscription FactorsMolecular Sequence DataGene Expression Regulation, PlantTranscription, GeneticGene Expression Regulation, NeoplasticBase SequenceTranscriptomePromoter Regions, GeneticDNA, ComplementaryMicroarray AnalysisSignal TransductionGene Regulatory NetworksCell DifferentiationGene Expression Regulation, EnzymologicMultigene FamilyHomeodomain ProteinsDNA-Binding ProteinsGene Expression Regulation, BacterialAmino Acid SequenceExpressed Sequence TagsPhenotypeUp-RegulationComputational BiologyOrgan SpecificityCells, CulturedRNAImmunohistochemistryCell LineDNA PrimersMutationDatabases, GeneticGenes, PlantEmbryo, NonmammalianBlotting, NorthernPolymerase Chain ReactionGene LibraryModels, GeneticMice, Inbred C57BLTime FactorsGenes, HomeoboxDown-RegulationReal-Time Polymerase Chain ReactionGene Expression Regulation, FungalGenes, ReporterAlgorithmsRepressor ProteinsCloning, MolecularPhylogenyEmbryonic DevelopmentZebrafishCell Line, TumorEmbryo, MammalianArabidopsisPlant ProteinsGene Expression Regulation, ViralNuclear ProteinsTrans-ActivatorsTissue DistributionReproducibility of ResultsModels, BiologicalSequence Homology, Amino AcidEpigenesis, GeneticBody PatterningGenes, InsectDrosophila ProteinsBlotting, WesternMicroRNAsDrosophila melanogasterSpecies SpecificityDrosophilaLiverRNA, PlantEvolution, MolecularSequence Analysis, DNACell LineageMice, TransgenicSequence AlignmentBrainGenomeTranscriptional ActivationMorphogenesisProteinsZebrafish ProteinsHistonesTransfectionTumor Cells, CulturedPrincipal Component AnalysisSoftwareGenomicsDNA MethylationCell Proliferation