IL1RN and influenza: Rsad2, Cxcl10 (Yang et al., 2020), Saa3 (Ather et al., 2018), Irf7 (Hatesuer et al., 2017), and Il1rn (Schmitz et al., 2005), which have been reported in influenza, whereas the role of LCN2 in influenza was still unknown.