title: A second pathway for the terminal steps in the biosynthesis of morphine.
mesh_terms: D009020:Morphine / Q000096:biosynthesis*; D010207:Papaver / Q000378:metabolism*; D010946:Plants, Medicinal; D013797:Thebaine / Q000031:analogs & derivatives / Q000378:metabolism
chemical_list: D013797:Thebaine; C005283:oripavine; D009020:Morphine