title: Alkaloid biosynthesis. 18. Biosynthesis of colchicine from the 1-phenethylisoquinoline system.
mesh_terms: D002247:Carbon Isotopes; D003078:Colchicine / Q000096:biosynthesis*; D007546:Isoquinolines / Q000096:biosynthesis*; D009682:Magnetic Resonance Spectroscopy; D010944:Plants / Q000378:metabolism; D012621:Seasons; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D007546:Isoquinolines; D014316:Tritium; D003078:Colchicine