Improvements in the High-Performance Liquid Chromatography and Extraction Conditions for the Analysis of Oxidized Fatty Acids Using a Mixed-Mode Spin Column

Takao Sanaki¹, Takuji Fujihara¹, Ryo Iwamoto², Takeshi Yoshioka^1*, Kenichi Higashino¹ and Yoshito Numata¹

¹Shionogi Innovation Center for Drug Discovery, Shionogi & Co., Ltd., Sapporo 001-0021, Japan

²Business-Academia-Collaborative Laboratory, Graduate School of Pharmaceutical Science, The University of Tokyo, Tokyo 113-0013, Japan