Zika virus vaccine for animals brings hope for human protection

Trial version in US giving successful immunisation to mice could help fight disease, but complications warned for those who have contracted dengue fever

An experimental vaccine that completely protects animals from the Zika virus has raised hopes for a jab that can bring the fast-spreading disease under control.

Trials in the US found that a single immunisation shot made from a purified and inactivated form of the Zika virus gave mice total protection against the illness that has swept through Brazil and other parts of South America.

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