WASHINGTON (Reuters) - A vaccine additive made by Novartis and used in its European influenza shots can boost the body's immune response to a wide range of viruses, U.S. researchers reported on Wednesday. Tests in the laboratory suggested the so-called adjuvant, called MF59, helped the immune system counteract not only the H5N1 virus in the current experimental bird flu ...

Indonesia on Wednesday reported 15 more bird flu fatalities in 2009, taking the human death toll in the country worst hit by the illness to 134. Officials recorded 20 cases of the illness last year, 19 of them fatal, the Health Ministry said in a statement ...

Many more people could become sick with swine flu this winter even though it has peaked in North America and some European countries, the head of the World Health Organization said Tuesday. The worst of the swine flu outbreak is over in the United States, Canada, Britain and some other countries in the northern hemisphere, said Dr. Margaret Chan. But ...

GENEVA (Reuters) - The H1N1 flu pandemic may not be conquered until 2011 and continued vigilance is required against the virus which can still mutate, the head of the World Health Organization said on Tuesday. WHO Director-General Margaret Chan also warned that although countries have shored up their defenses against the first influenza pandemic in more than 40 years, they remain ...