Atsuki Matsubara et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 969, 199-204 (2014-09-03)
The potential of supercritical fluid extraction (SFE) as a preparation method for mass spectrometry of dried blood spots (DBS) was examined. SFE is generally used for the extraction of hydrophobic compounds, but hydrophilic metabolites such as amino acids, amines, and