Although dengue hemorrhagic fever can be life-threatening, not all infected people present with symptoms. New study identifies the immune responses that prevent people infected with dengue virus from experiencing clinical symptoms, which could help optimize ongoing vaccine development efforts.

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Although dengue hemorrhagic fever can be life-threatening, not all infected people present with symptoms. New study identifies the immune responses that prevent people infected with dengue virus from experiencing clinical symptoms, which could help optimize ongoing vaccine development efforts.