U.S. researchers have identified 11 genes that malaria parasites use to defend themselves against standard treatments, a finding that could prolong the life of current drugs or help find better ones.Full story
Misuse of antibiotics has undermined the global fight against infectious diseases like tuberculosis and malaria and could make the drugs ineffective, the World Health Organization warned Thursday. Full story
Some of the world's most powerful medicines are losing the war against drug-resistant strains of HIV, gonorrhea, tuberculosis and other microbes, global health experts said on Thursday. Full story
The World Health Organization goes from village to village in Cambodia to screening people for drug resistant malaria. NBC's Ian Williams reports.
