Nicotinic acid as a metabolite of nicotine in Nicotiana rustica.
D009525:Niacin / Q000378:metabolism*; D009538:Nicotine / Q000378:metabolism*; D009539:Nicotinic Acids; D014026:Nicotiana / Q000378:metabolism*
D009539:Nicotinic Acids; D009525:Niacin; D009538:Nicotine
NICOTINE/metabolism; NICOTINIC ACID/metabolism; TOBACCO/metabolism