IFNB1 and infection: GSNO and S-nitroso-N-acetyl-DL-penicillamine (SNAP, an NO donor) both dose-dependently attenuated HSV-1 (a DNA virus recognized by cGAS) infection-induced Ifnb mRNA expression (Fig. 1a, b), but did not influence the viability of PMs (Supplementary Fig. 1e, f).