Cargo (image) University of Maryland School of Medicine Share Print E-Mail Caption Animal cells moving and recycling cargo (red) over time. AP1G1 (green) and an enzyme (greenish-blue) that controls vesicle transport are labeled in the cells. Credit Dr. Riazuddin Usage Restrictions Please credit 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.