New method to determine free sterols/oxysterols in food matrices using gas chromatography and ion trap mass spectrometry (GC-IT-MS)
Keywords: استیگمستانول; GC-IT-MS; gas chromatography connected to ion trap mass spectrometry; SiOH; silica-gel sorbent; LDL; low density lipoproteins; ROS; reactive oxygen species; BHT; butylhydroxytoluene; 3,5DIEN-7ONE; cholesta-3,5-dien-7-one; CHOL; cholesterol; 7βHC; 7β-hyd