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Analysis of amino acid and monoamine neurotransmitters and their metabolites in rat urine of Alzheimer’s disease using in situ ultrasound-assisted derivatization dispersive liquid-liquid microextraction with UHPLC-MS/MS. PBA Journal of Pharmaceutical and Biomedical Analysis. 135:186-198.. 2017.
Dual ultrasonic-assisted dispersive liquid-liquid microextraction coupled with microwave-assisted derivatization for simultaneous determination of 20(S)-protopanaxadiol and 20(S)-protopanaxatriol by ultra high performance liquid chromatography-tandem mass. CHROMA Journal of Chromatography A. 1437:49-57.. 2016.