ChlorellaSymbiosisChlorella vulgarisPhycodnaviridaeMycorrhizaeSinorhizobium melilotiPlant Root NodulationNitrogen FixationMicroalgaeRoot Nodules, PlantEukaryotaMedicago truncatulaLotusChlorophytaNitrate Reductase (NADH)Aliivibrio fischeriMedicago sativaGlomeromycotaFabaceaePlant RootsRhizobiumBradyrhizobiumMolecular Sequence DataMedicagoParameciumDinoflagellidaRhizobiaceaePhotobioreactorsMesorhizobiumNitrate ReductasesHydraFrankiaRhizobium leguminosarumPhylogenyPiper betlePhotosynthesisBuchneraRhizobium etliDNA, AlgalCnidariaAlgal Proteins