Striking Gold (image) DOE/Pacific Northwest National Laboratory Caption An electron microscopic image shows gold nanoparticles staining enzymes (tiny dark spots) trapped inside functionalized mesoporous silica chambers (larger blobs). (Color added.) Credit Pacific Northwest National Laboratory. Usage Restrictions None 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.