Se trata de un virus de ARN que cambia de genoma, lo que ayuda a su evolución
The serum developed in Mexico is able to block the genes involved in the development of the mosquito
The virus is transmitted through Aedes aegypti mosquito bites and sexual contact.
At least 33 women have been infected in the state of Chiapas.
Researchers around the world are now convinced the Zika virus can cause the birth defect microcephaly as well as Guillain-Barre syndrome.
For men and women with possible exposure to Zika, the CDC recommends they wait at least two months before attempting conception.
The lack of larvicide is only one of a string of public health failings crippling Brazil's ability to manage the Zika outbreak and the surge in rare birth defects thought to be linked to it.
There have been 143 confirmed cases in Mexico, 128 in the southern states of Chiapas and Oaxaca. The remaining 15 are spread over six other states.
Cases of babies born with microcephalia have been confirmed only in Brazil and French Polynesia.
Experts said there is no evidence at this point of long-term risk for future pregnancies. But, they said people should remain cautious until studies give scientists a better picture of how the virus works.