Agrobacterium tumefaciensPlant TumorsRhizobiumTransformation, GeneticPlasmidsDNA, BacterialAgrobacteriumPlant Tumor-Inducing PlasmidsBacterial ProteinsGenes, BacterialPlantsVirulencePlants, Genetically ModifiedVirulence FactorsMolecular Sequence DataBase SequenceKalanchoeGene Expression Regulation, BacterialZeatinPinaceaeConjugation, GeneticTobaccoAcetophenones4-ButyrolactonePlants, ToxicRhizobiaceaeLactobacillus acidophilusGenetic Complementation TestPlant DiseasesAmino Acid SequenceMutationEscherichia coliDatura stramoniumChromosomes, BacterialSinorhizobium melilotiOperonCloning, MolecularDNA Transposable ElementsSequence Analysis, DNABrucella suis