title: New plant sources of opiates.
mesh_terms: D000470:Alkaloids / Q000302:isolation & purification; D009020:Morphine / Q000302:isolation & purification; D009892:Opium / Q000302:isolation & purification*; D010207:Papaver / Q000032:analysis; D010946:Plants, Medicinal
chemical_list: D000470:Alkaloids; D009020:Morphine; D009892:Opium