In an urban cycle， the transmission of ZIKV is believed to be mediatedpredominantly by two Aedes species mosquitoes： Aedes. aegypti， recognizedby a bright lyre-shaped dorsal pattern with white bands on itslegs， and Aedes. albopictus， characterized by a single longitudinal dorsalstripewithwhite bands on its legs.Both Aedes aegypti and Aedes albopictus are usually active during daylighthours andare widelydistributed throughout the tropical and subtropical regionsof the world. But Aedes albopictus also present incool temperate regions.

    2-Transmission Through Blood

    Blood-borne transmission of Zika virus has been reported ......