Oxitec is promoting OX513A, a genetically modified form of this disease's vector that sterilizes the population.  
Oxitec is promoting OX513A, a genetically modified form of this disease's vector that sterilizes the population.  People suffering from this malady have a propensity to develop antibody dependent enhancement.  Its alternative name comes from the joint stiffness it causes, which eventually leads to its namesake shock syndrome.  It's not malaria or yellow fever, but it is mainly spread by the Aedes aegypti mosquito.  For 10 points, name this malady, also known as breakbone fever.
Oxitec is promoting OX513A, a genetically modified form of this disease's vector that sterilizes the population.  
{dengue} [or {dandy fever}; accept {breakbone fever} before mentioned]