Fig. 1From: Neuroprotection and spatial memory enhancement of four herbal mixture extract in HT22 hippocampal cells and a mouse model of focal cerebral ischemiaHPLC analysis and quantification of PMC-12. HPLC chromatograms of THS, DISS, and catalpol reference (a) and PMC-12 (b) obtained using a Luna C18 (2) column monitored at 254Â nm and eluted with 100Â % water to 100Â % acetonitrile for 40 at a flow-rate of 1.0Â ml/minBack to article page