Regulatory Sequences, Nucleic AcidRNA, BacterialUridineMicroRNAsTritiumCarbon IsotopesPhosphorus IsotopesBase SequenceUracilCentrifugation, Density GradientGenetics, MicrobialRNARNA, MessengerRNA, TransferUracil NucleotidesRNA, RibosomalRibonucleasesMolecular Sequence DataEscherichia coliPromoter Regions, GeneticTranscription, GeneticAmino Acyl-tRNA SynthetasesGenes, RegulatorChloramphenicolDactinomycinGene Expression RegulationRNA NucleotidyltransferasesRifampinMutationEnhancer Elements, GeneticCell-Free SystemRibosomesRNA, ViralLeucineChromatographyElectrophoresis, DiscGenesOrotic AcidGenetic CodeDNACytosine NucleotidesTranscription FactorsSucroseNucleic Acid DenaturationColiphagesBinding SitesDNA, BacterialDNA-Directed RNA PolymerasesNucleic Acid HybridizationCulture TechniquesBacterial ProteinsProtein BiosynthesisRegulatory Elements, TranscriptionalSporesBacillus subtilisGalactosidasesPolynucleotidesTemperatureConserved SequenceRibonuclease IIIGene Expression ProfilingCulture MediaEnzyme RepressionCell LineAcrylates3' Untranslated RegionsGenes, ReporterNucleotidesMethioninePhenylalanineAdenineVirus CultivationGene Expression Regulation, DevelopmentalPuromycinCarbon RadioisotopesPolyribosomesAmino AcidsIsoleucineDNA-Binding ProteinsValine-tRNA LigaseChromatography, DEAE-CelluloseChemical PrecipitationNitrosoguanidinesChromatography, PaperNucleic Acid ConformationCell NucleusCloning, MolecularBlotting, NorthernGene ExpressionSequence Homology, Nucleic AcidHot TemperatureIn Situ HybridizationElectrophoresisSequence Analysis, RNACentrifugation, ZonalMolecular WeightSulfur IsotopesL Cells (Cell Line)Mice, TransgenicTime Factors