Putting the brakes on "budding" viruses (IMAGE) La Jolla Institute for Immunology Caption This image shows how viral proteins gather inside a cell membrane to form a sort of bubble before "budding" off to spread infection. Credit Michael Norris, Ph.D. Usage Restrictions For one time use only; attribute to Dr. Norris License Original 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.