Immunoglobulin G Without Polarization (IMAGE) Science China Press Caption This is an image of an adsorbed layer of immunoglobulin G (IgG) on a gold-glass substrate, by evanescent wave imaging without polarization. Credit ©SCIENCE CHINA PRESS 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.