Author: Katherine Broecker

Hope for the New Year: A dengue vaccine in 2015?

(Photo: CDC Public Health Image Library)

Katherine Broecker is an MPH student at Boston University and a data curator at HealthMap. In this post, which originally appeared on HealthMap’s Disease Daily, she explores the burden of dengue and hopes that a new vaccine will be licensed sometime this year.

What is Dengue?

A virus transmitted by Aedes aegypti and Aedes albopictus mosquitoes, dengue is a flu-like illness characterized by a high fever and severe joint pain, sometimes with hemorrhagic manifestations. There are four distinct serotypes of the virus (DEN-1, DEN-2, DEN-3, DEN-4). Recovery from one infection provides lifelong protection from a homologous (same-strain) infection and partial temporary protection from the other strains. However, subsequent heterologous (different-strain) infection increases the risk of severe dengue manifestations.

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