Bat influenza A viruses use MHC-II for cell entry; this study shows that highly conserved amino acids within MHC-II are key for infection and provide an explanation for the ability of these viruses to target MHC-II from a broad range of vertebrates, including humans

https://www.miragenews.com/bat-influenza-viruses-exploit-mhc-ii-for-cell-1042231/

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