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has begun vaccinating children as part of a world-first, large-scale campaign against malaria. The RTS,S vaccine – more than three decades in the making – was developed by pharmaceutical company GSK. Early trials show just more than 30% of the five to 17-month-olds who received it were protected.
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vaccine, which has been through rounds of testing in Malawi, Ghana and Kenya over the past few years, needs to be given four times – once a month for three months and then a fourth dose 18 months later.
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results of the Oxford vaccine from 409 children in Nanoro, Burkina Faso, have been published in the Lancet Infectious Diseases. It shows three initial doses followed by a booster a year later gives up to 80% protection.
