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Article
Direct quantification of cannabinoids and cannabinoid glucuronides in whole blood by liquid chromatography–tandem mass spectrometry
The first method for quantifying cannabinoids and cannabinoid glucuronides in whole blood by liquid chromatography–tandem mass spectrometry (LC–MS/MS) was developed and validated. Solid-phase extraction follow...
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Article
Cannabinoids and metabolites in expectorated oral fluid after 8 days of controlled around-the-clock oral THC administration
Oral fluid (OF) is an increasingly accepted matrix for drug testing programs, but questions remain about its usefulness for monitoring cannabinoids. Expectorated OF specimens (n = 360) were obtained from 10 adult...