In this study, we present a comprehensive and validated workflow that combines the use of UHPLC-QTOF-HRMS instrumentation with a simple hair sample extraction procedure for the detection of a variety of fentanyl analogues and metabolites. A simultaneous targeted and untargeted analysis was applied to...
Mar. Drugs 2014, 12, 3681-3705; doi:10.3390/md12063681 Article OPEN ACCESS marine drugs ISSN 1660-3397 www.mdpi.com/journal/marinedrugs Accurate Dereplication of Bioactive Secondary Metabolites from Marine-Derived Fungi by UHPLC-DAD-QTOFMS and a MS/HRMS Library Sara Kildgaard, Maria Mansson, ...