Afterward, she said the state would release no information about the people who contracted Zika, including where they traveled or whether they were pregnant.
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“But transmission of a virus like Zika virus…really requires widespread, large established populations of this mosquito and all of the data that we have says that just doesn’t exist”, Brown said.
Zika virus is spread by infected mosquitos.
Two had returned from Brazil and Columbia, one from Guadeloupe and one from Ecuador.
Zika gained national attention about a year ago when there was a confirmed case in Brazil.
This 2006 photo provided by the Centers for Disease Control and Prevention shows a female Aedes aegypti mosquito in the process of acquiring a blood meal from a human host.
Zika has become rampant in South and Central America, parts of Mexico and the Caribbean.
Infection with the Zika virus during pregnancy has been linked to adverse pregnancy outcomes such as pregnancy loss, microcephaly and other brain and eye abnormalities.
In the second model system, genetically normal pregnant mice were first given an antibody that blocked their immune response to Zika virus and then were infected with Zika virus one or two days later.
Pinellas County has its first reported case of Zika virus, the Florida Department of Health said on Monday. With summer approaching come concerns of even more cases of the virus in the U.S.The state of Florida now leads the nation.
The Texas Department of State Health Services website encourages people to use caution when traveling in regions and countries where Zika virus transmission is ongoing. They also bite at night. While the placenta is usually resistant to infection, scientists found that the Zika virus was able to penetrate the mouse placenta and flourish inside it. In pregnant women, the disease can be passed along to the child and is associated with a condition called microcephaly, where a child is born with a head that is smaller than normal.
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Those who have visited one of the countries that have been affected by the Zika virus should see their doctor if they have a fever or aches when they return to the states. There are 472 confirmed Zika cases across the U.S.as of May 4, with a total of 44 of the cases being pregnant women, according to the CDC.
