Root Nodules, PlantPlant RootsPlants, Genetically ModifiedSymbiosisCell DifferentiationPlant ProteinsLeghemoglobinLotusNitrogen FixationFabaceaeRhizobiumPlant LeavesPlants, MedicinalGenes, PlantMedicago truncatulaRhizobiaceaeMedicago sativaSinorhizobium melilotiPlant Root NodulationPlant ShootsSoybeansBradyrhizobiumFrankiaPlant ExtractsDNA, PlantRheumatoid NoduleElaeagnaceaeMolecular Sequence DataMycorrhizaeMedicagoRhizobium leguminosarumPlant DevelopmentMimosaPhaseolusGene Expression Regulation, PlantPeasAcaciaPhylogenyPlant StemsBase SequenceArabidopsisTooth RootPlants, ToxicAmino Acid SequencePlant CellsMultiple Pulmonary NodulesLupinusGenome, PlantPhenotypeSignal TransductionCells, CulturedTranscription FactorsRNA, MessengerPlant Growth RegulatorsPlant StructuresMutationArabidopsis ProteinsGene Expression Regulation, DevelopmentalAlnusRhizobium tropiciStem CellsPlantsPlants, EdibleIndoleacetic AcidsLespedezaNitrogenSpinal Nerve RootsRosalesAngiospermsCucurbitaceaeCytokininsCell LineSex DifferentiationCell DivisionMyricaEmbryonic Stem CellsCell LineagePachyrhizusDNA, BacterialGene Expression RegulationEndophytesTranscription, GeneticGene Expression ProfilingCell ProliferationPlant Root CapGene ExpressionTobaccoRNA, Ribosomal, 16SIn Situ HybridizationAlphaproteobacteriaNitrogenaseDNA, ComplementarySoilPromoter Regions, GeneticReverse Transcriptase Polymerase Chain ReactionAmmonium CompoundsBacterial ProteinsDNA PrimersSequence Analysis, DNASinorhizobium