Murine Antibody 6D6 (IMAGE) Scripps Research Institute Caption This shows a mouse antibody elicited through sequential immunization with Ebola and Sudan virus-like particles. Both 6D6 and the human 15878 are quaternary in nature, bridging one monomer to another in the trimeric surface glycoprotein. Credit Ollmann Saphire lab, Scripps Research 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.