No boy should be allowed the use of tobacco before he attains his majority any more than a girl of a like age. So that was a rather progressive sentiment for the time
Liquid chromatography and mass spectrometry conditions Analyses of urinary nicotine, cotinine and NNAL were conducted using an HPLC (UltiMate 3000, Thermo Fisher Scientific, Yokohama, Japan) coupled to a hybrid quadrupole-Orbitrap mass spectrometer (Thermo Scientific Q Exactive Focus) with heated electrospray ionization (HESI-II)
According to a new study in Antiquity , researchers have found traces of nicotine in 1,000-year-old ceramic vessels unearthed in present-day Guatemala, suggesting that people ritualistically consumed tobacco centuries ago
Ayurveda recognises its potential in specific conditions, provided it is used judiciously due to its potent alkaloid content
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A species complex is a group of closely related plants or animals that share characteristics but that are difficult to separate into distinct species
