BBC News
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[00:00.10]BBC News with Marion Marshall.
[00:03.23]Researchers developing a vaccine against malaria have published results showing a high success rates so far.
[00:09.09]The scientists at an American biotech company irradiated mosquitoes to weaken the malaria causing parasites they carry.
[00:16.50]The enfeebled parasites were then injected into humans to trigger an immune response.
[00:21.38]Naomi Grimley reports.
[00:23.10]“Scientists have known for a while that if a human is bitten by malaria carrying mosquitoes which have been weakened by radiation.
[00:31.81]That person might build up immunity, but it might take as many as a thousand bites to make that happen.
[00:38.70]Now an American biotech company in Maryland has built on that knowledge.
[00:44.01]Researchers irradiated mosquitoes extracted the malaria causing parasites and injected them into volunteers,
[00:51.94]12 out of the 15 who'd been given the highest dose, then developed immunity.”
[00:58.06]The electoral commission in Zimbabwe has, for the first time, admitted that substantial numbers of voters were turned away from polling stations in last week's elections.