title: Nitrogenous bases of the different organs of Citrullus colocynthis.
mesh_terms: D000470:Alkaloids / Q000302:isolation & purification*; D002855:Chromatography, Thin Layer; D009682:Magnetic Resonance Spectroscopy; D009584:Nitrogen / Q000302:isolation & purification*; D010946:Plants, Medicinal / Q000032:analysis*; D013055:Spectrophotometry, Infrared
chemical_list: D000470:Alkaloids; D009584:Nitrogen