Scientists See Promise in Vaccine for Malaria

Preliminary results from the trial of a malaria vaccine show that it protected nearly half of the children who received it from bouts of serious malaria, scientists said Tuesday.

The vaccine, known as RTS,S and made by GlaxoSmithKline, has been in development for more than 25 years, initially for the American military and now with most of its support from the Bill and Melinda Gates Foundation.

The clinical trial is scheduled to continue through 2014 and will include tests on more than 15,000 children, from infancy on up. Early results released at a Seattle malaria conference on Tuesday showed that three doses protected 47 percent of the 6,000 children ages 5 months to 17 months from severe malaria. (The age group was chosen because newborns have some protection from their mothers’ antibodies) — via

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