| Type | MGI:General | Description | mild or moderate non-suppurative meningoencephalitis mainly affecting the midbrain and brainstem is seen in 3 of 4 single SARS-CoV-2 infected mice at 7 dpi more severe non-suppurative meningoencephalitis mainly affecting the midbrain and brainstem is seen in 2 of 4 double influenza A and SARS-CoV-2 infected mice compared to that seen in single SARS-CoV-2 infected mice, where perivascular infiltrates contain degenerate leukocytes and are associated with focal loss of endothelial cell layer integrity |