Medicago truncatulaMedicagoMedicago sativaSinorhizobium melilotiRoot Nodules, PlantSymbiosisPlant Root NodulationPlant RootsMycorrhizaePlant ProteinsGene Expression Regulation, PlantNitrogen FixationGenes, PlantAphanomycesLotusGenome, PlantPlants, Genetically ModifiedRhizobiumSinorhizobiumMolecular Sequence DataFabaceaePlant LeavesDNA, PlantSeedsRNA, PlantSyntenyPhylogenyIndoleacetic AcidsCytokininsNaphthaleneacetic AcidsExpressed Sequence TagsGlomeromycotaColletotrichumPlant Growth RegulatorsPlant ShootsLens PlantAgrobacteriumEthylenesPlant DiseasesSeedlingPulvinusProanthocyanidinsGene Expression ProfilingThioredoxin hChromosomes, PlantPeasAmino Acid SequencePlant EpidermisOrobanchePlant Vascular BundlePhenotypePhloemGerminationMutationSoybeansAphidsLupinusLeghemoglobinMeristemChromosome MappingFlowersLigninMultigene FamilyMicroscopy, UltravioletPhosphate Transport Proteins