Fig. 3From: Using superparamagnetic iron oxide nanoparticles to enhance bioavailability of quercetin in the intact rat brainIn vitro cumulative percent drug release versus time profile of quercetin. Plot showing percent cumulative release of QT from QT-Fe3O4 NPs in comparison with the free QT in pH 7.4 phosphate-buffered saline (PBS). Results are presented as mean ± SEM (n = 3). h, hoursBack to article page