SARS-CoV-2 infection in vitro (IMAGE) University of Pennsylvania School of Medicine Caption Researchers studied the effects of drug combinations on human respiratory epithelial cells infected with SARS-CoV-2. Credit Schultz, D.C., Johnson, R.M., Ayyanathan, K. et al. Pyrimidine inhibitors synergize with nucleoside analogues to block SARS-CoV-2. Nature (2022). https://doi.org/10.1038/s41586-022-04482-x Usage Restrictions Can use with 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.