by Hokkaido University SARS-CoV-2 replication is suppressed by RIG-I. When pulmonary cells that do not express RIG-I (left) are exposed to SARS-CoV-2, viral spike proteins (green) are detected as soon as 5 days (72 hours) after exposure. In normal cells (right), SARS-CoV-2 replication is suppressed (Taisho Yamada, et al. Nature Immunology. May 11, 2021). Credit: Taisho...
