SARS CoV2 Spikes (IMAGE) Biophysical Society Caption For their experiments determining how spike protein shapes change, Maolin Lu and colleagues used non-infectious corona-like viral particles. This image of those viruses shows the spike proteins colored in light blue. Credit Image courtesy of Wenwei Li. Usage Restrictions None 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.