Medicago truncatulaMedicagoMedicago sativaSinorhizobium melilotiRoot Nodules, PlantSymbiosisPlant Root NodulationPlant RootsMycorrhizaePlant ProteinsGene Expression Regulation, PlantNitrogen FixationGenes, PlantAphanomycesLotusMolecular Sequence DataGenome, PlantPlants, Genetically ModifiedRhizobiumSinorhizobiumPlant LeavesFabaceaeDNA, PlantSeedsRNA, PlantIndoleacetic AcidsSyntenyPhenotypePhylogenyCytokininsNaphthaleneacetic AcidsExpressed Sequence TagsGlomeromycotaColletotrichumPlant Growth RegulatorsAmino Acid SequencePlant ShootsPlant DiseasesMutationSeedlingLens PlantAgrobacteriumEthylenesPulvinusProanthocyanidinsGene Expression ProfilingPeasChromosomes, PlantThioredoxin hPlant EpidermisPlant Vascular BundleOrobanchePhloemGerminationChromosome MappingGenetic Complementation TestSoybeansAphidsSequence Homology, Amino AcidLeghemoglobinLupinusMeristemFlowersBase SequenceSequence AlignmentArabidopsisMultigene FamilyLigninRhizobiaceaeOxylipinsCloning, MolecularPhosphate Transport ProteinsMicroscopy, UltravioletPlant StemsSequence Analysis, DNA