Lactococcus lactisLactococcusNisinCheeseBacterial ProteinsMolecular Sequence DataGenes, BacterialBacteriophagesBacteriocinsGene Expression Regulation, BacterialDNA, BacterialPlasmidsSiphoviridaeFermentationBase SequenceLactobacillusAmino Acid SequenceLeuconostocSequence Analysis, DNACloning, MolecularKluyveromycesMilkOperonCulture MediaEscherichia coliConjugation, GeneticLactoseOpen Reading FramesFood MicrobiologyCultured Milk ProductsAcetoinGenetic EngineeringStreptococcus thermophilusDiacetylSpecies SpecificityChromosomes, BacterialFood IndustryStreptococcus PhagesPediococcusRestriction MappingSequence Homology, Amino AcidDNA Transposable ElementsMutationGenome, BacterialIndustrial MicrobiologyDairy ProductsBacteriolysisRNA, Ribosomal, 16STransformation, BacterialStreptococcusPhosphofructokinasesCell WallLactobacillus plantarumCholatesRNA, BacterialAminopeptidasesGenetic Complementation TestBifidobacteriumMutagenesis, InsertionalCaseinsLactic AcidMultigene FamilyPhosphoglucomutaseFood TechnologyPolymerase Chain ReactionL-Lactate DehydrogenaseMicrococcal NucleaseEnterococcus faecalisLactobacillaceaeHydrogen-Ion ConcentrationSequence AlignmentRecombinant ProteinsLysogenyGene DeletionMembrane Transport ProteinsGene OrderDNA PrimersProbioticsPhenotypeBacterial Adhesion