Figure 2: Model of the 3D Vesicles? (IMAGE) Tokyo Institute of Technology Caption 3D vesicles consist of a lipid bilayer and spontaneously form in aqueous solutions. A fluorescence confocal microscopic image is shown to the right (scale bar: 10 μm). Credit Tokyo Tech Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.