SARS-CoV-2 virus particles (IMAGE) La Jolla Institute for Immunology Caption Creative rendition of SARS-CoV-2 virus particles. Credit NIAID Usage Restrictions No restrictions. License Public Domain 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.