Fig. 12From: Preparation of Glycyrrhetinic Acid Liposomes Using Lyophilization Monophase Solution Method: Preformulation, Optimization, and In Vitro EvaluationIn vitro cellular uptake of GA-loaded liposomes by Hep G2 cells. a The uptake amount versus incubation time. b–e Fluorescence microscopy images at 30, 60, 120, and 240 minBack to article page