Astragalus PlantAstragalus membranaceusSeleniumDrugs, Chinese HerbalPlants, Genetically ModifiedPlant ExtractsPlant RootsPlant LeavesPlant PoisoningSaponinsPlant ProteinsAstragalus gummiferPlants, MedicinalLespedezaSelenic AcidMedicine, Chinese TraditionalGenes, PlantPlant ShootsTriterpenesDNA, PlantStephania tetrandraSelenomethioninePhytotherapyOxytropis