Albumin vs. Synthetic Carrier (image) Vanderbilt University Share Print E-Mail Caption This microscopy photo demonstrates penetration of a fluorescent-labeled siRNA-L2 vs. synthetic nanoparticles into a three-dimensional tumor sample. Credit Vanderbilt University Usage Restrictions None Share Print E-Mail 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.