Cell infected (IMAGE) University of California - San Diego Caption Colorized scanning electron micrograph of a cell infected with the Omicron strain of SARS-CoV-2 virus particles (pink), isolated from a patient sample. Credit National Institute of Allergy and Infectious Diseases Usage Restrictions Use photo credit 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.