To better understand the response of microglia after virus infection, we investigated the IFNB1, IFNA1, and IFNA5 expression (Figures 6K and S3A–S3C) at the MOIs 0.1, 0.01, and 0.001, where the viability was near 50% after infections at 3 DPI. Here, IFNA1 is linked to viral infectious disease.