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Particles of the H1N1 influenza virus. (Helmholtz Centre for Infection Research (HZI))
Germany: Immunology

Crucial Role of Receptor in Defensive Response to Influenza

When influenza viruses enter our body, the immune system recognises them as being foreign by means of various receptors and starts a defence programme.Scientists of the Helmholtz Centre for Infection Research (HZI) in Braunschweig and of the Otto von Guericke University Magdeburg recently studied the detailed role of a certain receptor in this first line of defence. They discovered that the receptor activates natural killer cells, which use messenger substances to activate other immune cells and then eliminate body cells that are infected by viruses.

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