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Sesquiterpene pyridine alkaloids are considered to be the active components of Tripterygium wilfordii Hook. f. A rapid method was developed for comprehensive profiling of sesquiterpene pyridine alkaloids from an extract of root bark of T. wilfordii using supercritical fluid chromatography-diode array detector-tandem mass spectrometry (SFC-DAD-MS/MS). Alkaloids were separated on a BEH 2EP column within...
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