AP1G1-GFP (IMAGE) University of Maryland School of Medicine Caption Human cells with AP1G1 protein (green) found in vesicles overlapping (yellow) a protein found on vesicles (red). The nucleus (blue) and cell skeleton (white) are also labeled in the cells. Credit Dr. Riazuddin Usage Restrictions Please credit 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.