Chemical composition, antiproliferative and antioxidant properties of lipid classes in ordinary and dark muscles from chub mackerel (Scomber japonicus)

► Analysis of lipid profiles in ordinary and dark muscles from chub mackerel. ► GL significantly inhibited proliferation of AGS and HT-29 cancer cells. ► GL of ordinary muscle decreased cellular ROS induced by H2O2. ► Monocharged and bischarged ions of GL was presented at m/z 876.9 and 438.8.