The Lancet Infectious Diseases, October 2016

Laith Yakob, Adam Kucharski, Stephane Hue, W John Edmunds


Although Zika virus is a mosquito-borne flavivirus, reports have begun to emerge of its possible sexual transmission. Isolation of infectious virus from semen lends credibility to these reports, and there is now concern that this alternative transmission route will expand the at-risk population beyond the tropical confines of the mosquito vectors and the current outbreak. Whether Zika virus can have sustained transmission in the absence of a vector population remains unknown.

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