Medicago truncatulaMedicagoRoot Nodules, PlantMedicago sativaSinorhizobium melilotiSymbiosisPlant Root NodulationPlant RootsMycorrhizaePlant ProteinsNitrogen FixationGene Expression Regulation, PlantGenes, PlantLotusAphanomycesRhizobiumGenome, PlantPlants, Genetically ModifiedFabaceaeSinorhizobiumMolecular Sequence DataPlant LeavesDNA, PlantSeedsRNA, PlantIndoleacetic AcidsCytokininsSyntenyPhylogenyRheumatoid NoduleNaphthaleneacetic AcidsExpressed Sequence TagsLeghemoglobinGlomeromycotaPlant ShootsColletotrichumPlant Growth RegulatorsLens PlantPeasAgrobacteriumEthylenesPlant DiseasesSeedlingSoybeansPulvinusProanthocyanidinsThioredoxin hChromosomes, PlantGene Expression ProfilingPlant Vascular BundleLupinusPlant EpidermisOrobancheRhizobiaceaePhenotypeAmino Acid SequencePhloemGerminationMultiple Pulmonary NodulesAphidsMutationMeristemFlowersChromosome MappingLigninPhosphate Transport ProteinsPlant StemsMicroscopy, UltravioletMultigene Family