Timeline: Zika Viruses

Jan 1, 1947

Discovery of Zika

The Zika virsus was discovered in Uganda in 1947 in monkeys

Jan 1, 1952

First human Zika case

The first human cases of Zika are detected in Uganda and the United Republic of Tanzania

Jan 1, 1964

Zika causes human disease

Researchers identified that the Zika virus causes human disease. It causes mild febrile illness of short duration and a generalized rash.

Jan 1, 1969

Detection of Zika

Zika virsus was detected in mosquitoes found in Asia.

Jan 1, 2007

First large outbreak of Zika virsus

The first large outbreak of Zika occurred in Pacific Island of Yap. 73% of the residence were affected by Zika.

Jan 1, 2008

First sexual transmission of Zika

A U.S scientist conducting field work in Senegal falls ill with the Zika viruses. When he returns home he infects his wife in what is now the first documented case of sexual transmission of Zika instead of it being transmitted through insects.

May 1, 2015

zika virus infects Brazil

Pan American Health Organization issued an alert confirming the first Zika virus infections in Brazil.

Feb 1, 2016

Public Heath Emergency

The world Health Organization declared a public health emergency of international concern because of multiple disorders found in affected areas with the Zika viruses.

Feb 2, 2016

First case of sexual transmission of Zika in Texas

The United States reports a case of sexual transmission of Zika infection in Texas

Feb 4, 2016

transfused blood

Brazilian health officials confirm a case of Zika infectious transmitted by transfused blood from an infected donor.

Apr 13, 2016

Zika causes Microcephaly

CDC scientist announce that Zika virus is a cause of microcephaly and other severe fetal brain defects

Aug 1, 2016

Pregnant Women

Pregnant women who has traveled, lived in or had sex without a condom with someone in Miami- should get tested for Zika.

Sep 1, 2016

Spraying for Zika

Zika spraying in Miami has begun. The chain being broken is portal of exit to susceptible host.

Oct 1, 2016

Where Zika has been

Active Zika transmission is from the United States all the way down to southern Argentina. Also active in Singapore and Cape Verde.

Oct 12, 2016

Zika with drones

The federal government is funding a plan to take down Zika with drones in Madagascar. The chain that is being broken is portal of exit to sesptable host.

Oct 30, 2016

Vietnam reports

Vietnam reports first microcephaly case probably linked to Zika virus.

Nov 1, 2016

Zika Damages Male Fertility

The Zika virus was tested in male mice. This caused shrinkage of the testicles in mice thus effecting the reproductive system of male mice.

Nov 1, 2016

Columbia infection

Columbia gets hit hard with Zika

Nov 2, 2016

total count of Zika cases in USA

There has been a total of 4,128 cases of Zika in the U.S
- 3,998 associated with travel cases
- 1 laboratory acquired cases
- 139 local mosquito cases

Dec 31, 2016