![]() The following article summarizes the spread of Zika infection from the earliest discovery in 1947 to 7 February 2016.ġ947: Scientists conducting routine surveillance for yellow fever in the Zika forest of Uganda isolate the Zika virus in samples taken from a captive, sentinel rhesus monkey.ġ948: The virus is recovered from the mosquito Aedes africanus, caught on a tree platform in the Zika forest.ġ952: The first human cases are detected in Uganda and the United Republic of Tanzania in a study demonstrating the presence of neutralizing antibodies to Zika virus in sera.ġ969–1983: The known geographical distribution of Zika expands to equatorial Asia, including India, Indonesia, Malaysia and Pakistan, where the virus is detected in mosquitos. Zika: The origin and spread of a mosquito-borne virus There are currently several countries experiencing Zika virus outbreaks. The first large outbreak of disease caused by Zika infection was reported from the Island of Yap in 2007. ![]() First identified in Uganda in 1947 in monkeys, Zika was later identified in humans in 1952. The rise in the spread of Zika virus has been accompanied by a rise in cases of microcephaly and Guillain-Barré syndrome.
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