One Shot (IMAGE) Rockefeller University Caption As part of the clinical trial, researchers gave participants with a single dose of 3BNC117, a so-called broadly neutralizing antibody capable of fighting a wide range of HIV strains. Credit The Rockefeller University Usage Restrictions Image may be used only to illustrate the research described in the accompanying release. 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.