Modifying nicotine and nitrosamine levels in tobacco
AssigneeVector Tobacco, Inc.
InventorMark A. Conkling
Life of this patent
Estimating the term…
Abstract
The present invention generally relates to tobacco and tobacco products having a reduced amount of nicotine and/or tobacco specific nitrosamines (TSNA). More specifically, several ways to make tobacco plants that have reduced nicotine and TSNA levels have been discovered. Embodiments include tobacco harvested from said tobacco plants, cured tobacco from said tobacco plants, tobacco products made with said cured tobacco and methods of making these compositions.
Claims20
A cured tobacco comprising a genetic modification, a reduced amount of nicotine, and a collective content of N′-nitrosonornicotine (NNN), N′-nitrosoanatabine (NAT), N′-nitrosoanabasine (NAB), 4-(N-nitrosomethylamino)-1-(3-pyridyl)-1-butanone (NNK) of less than about 0.5 μg/g.
An improved tobacco product that contains Burley tobacco, wherein said improvement comprises a genetically modified Burley tobacco comprising a collective content of NNN, NAT, NAB, and NNK that is less than about 0.2 μg/g and an amount of nicotine that is less than about 0.5 mg.
Dependencies are inferred from the claim text.