Fig. 2From: Peptidomic analysis of the venom of the solitary bee Xylocopa appendiculata circumvolans Fractionation of venom extracts of Xylocopa appendiculata circumvolans by reverse-phase HPLC using CAPCELL PAK C18 (6 × 150 mm) with linear gradient of 5–65% CH3CN/H2O/0.1% TFA over 30 min at flow rate of 1 mL/min. UV absorption was monitored at 215 nmBack to article page