Scientific American 2019-04

(Rick Simeone) #1
April 2019, ScientificAmerican.com 39

AEDES AEGYPTI mosquito spreads several
dangerous viruses, including four that cause
dengue disease. Whereas a first bout of den gue
is usually mild, the second one can be le thal—
a peculiarity that may be creating problems
for the first ever licensed dengue vaccine.

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