Karolinska Institutet Sep 24 2025 Researchers at Karolinska Institutet, together with international colleagues, have identified a protein that is crucial for the TBE virus to infect human cells. The discovery, published in the journal Nature, could pave the way for new treatments for tick-borne encephalitis. Tick-borne encephalitis virus (TBEV) causes tick-borne encephalitis. An international team of researchers has now succeeded in identifying a protein on the surface of cells that the virus