MicroRNAsRNAEnzyme RepressionRNA, Small InterferingRNA, ViralRepressor ProteinsRNA EditingRNA, MessengerRNA SplicingRNA InterferenceBase SequenceTranscription, GeneticMolecular Sequence DataRNA, RibosomalRNA, BacterialTranscription FactorsGene Expression Regulation3' Untranslated RegionsPromoter Regions, GeneticRibonuclease IIIGene Expression ProfilingRNA Processing, Post-TranscriptionalDNA-Directed RNA PolymerasesSequence Analysis, RNARNA StabilityRNA, Double-StrandedMutationRNA VirusesRNA Polymerase IIDNA-Binding ProteinsRNA, PlantCell LineDEAD-box RNA HelicasesGene SilencingRNA PrecursorsBinding SitesNucleic Acid ConformationArgonaute ProteinsRNA, UntranslatedRNA, AntisenseRNA, CatalyticDown-RegulationRNA, FungalRNA FoldingProtein BindingCatabolite RepressionReverse Transcriptase Polymerase Chain ReactionOligonucleotide Array Sequence AnalysisRNA HelicasesRNA-Binding ProteinsCell Line, TumorNuclear ProteinsAmino Acid SequenceRNA, NeoplasmGene Expression Regulation, DevelopmentalGene Expression Regulation, NeoplasticRNA, TransferProtein BiosynthesisHeLa CellsGenes, ReporterRNA, Small NuclearTransfectionSignal TransductionRNA CapsGene Expression Regulation, BacterialDrosophila ProteinsPlasmidsRNA-Induced Silencing ComplexEscherichia coliCells, CulturedGene Expression Regulation, FungalSaccharomyces cerevisiaeReal-Time Polymerase Chain ReactionEpigenetic RepressionDNA PrimersHomeodomain ProteinsHistonesTrans-ActivatorsRNA, ProtozoanDNAModels, GeneticCell DifferentiationRNA Polymerase IIITranscriptional ActivationBacterial ProteinsRecombinant Fusion ProteinsComputational BiologyGene ExpressionDrosophilaModels, BiologicalConserved SequenceCell NucleusChromatinOperonProtein Structure, TertiaryGene Expression Regulation, PlantChromatin ImmunoprecipitationLuciferasesMicroarray AnalysisHEK293 Cells