title: A new systematic degradation of nicotine to determine activity at C-2' and C-5'. The pattern of labeling in nicotine and nornicotine formed from (2-14C)ornithine in Nicotiana glutinosa, and in nicotine obtained from N. tabacum exposed to (14C, 13C)carbon dioxide.
mesh_terms: D002245:Carbon Dioxide / Q000494:pharmacology; D007553:Isotope Labeling; D009538:Nicotine / Q000031:analogs & derivatives / Q000032:analysis / Q000378:metabolism; D009952:Ornithine / Q000378:metabolism*; D010947:Plants, Toxic; D014026:Nicotiana / Q000378:metabolism
chemical_list: D002245:Carbon Dioxide; D009538:Nicotine; C005311:nornicotine; D009952:Ornithine