Coronavirus (IMAGE) Howard Hughes Medical Institute Caption Testing for the novel coronavirus, SARS-CoV-2 (shown here in an electron microscopy image), can help scientists trace the pathogen's spread and stop the chain of transmission. Credit National Institute of Allergy and Infectious Diseases, NIH Usage Restrictions Must use credit. 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.