Tuesday, 30 October 2007, 11:55 GMT Blood findings bring malaria hope Researchers could be a step closer to a cure for malaria after discovering people with blood group O are naturally protected from its most severe forms. Edinburgh University has found blood type O people are significantly less likely to experience the most life-threatening effects of malaria. It is hoped the discovery will help develop drugs which mimic the properties of red cells. Red cells in O group blood prevent malaria worsening. "We may be able to reduce the number of children dying from severe malaria in sub-Saharan Africa"Dr...