News & Perspective

Maryn McKennaContributing Writer

(CIDRAP News) – This in-depth article investigates the prospects for development of vaccines to head off the threat of an influenza pandemic posed by the H5N1 avian influenza virus. Its seven parts put advances in vaccine technology in perspective by illuminating the formidable barriers to producing an effective and widely usable vaccine in a short time frame.

(CIDRAP News) – At an Infectious Diseases Society of America (IDSA) symposium in Washington, DC, today on seasonal and pandemic influenza, a group of experts fielded questions from reporters on some of the new trends and emerging issues, including prepandemic strategies for H5N1 avian influenza vaccines, now that some countries are stockpiling them.

Twenty countries were reporting a total of 985 confirmed cases of influenza A/H1N1 (swine flu) as of early today, the World Health Organization (WHO) reported. Mexico has reported 590 cases with 25 deaths. The WHO total includes yesterday's US report of 226 cases in 30 states, with one death. Other countries with more than 10 cases were Canada, 85; Spain, 40; and the United Kingdom, 15. [WHO statement]

The World Health Organization (WHO) listed a global total of 2,500 confirmed cases of swine influenza H1N1 in 25 countries today. That total included 1,204 cases in Mexico, 896 cases in the United States (yesterday's number), 214 in Canada, 88 in Spain, and 34 in the United Kingdom. The death toll remains at 44, including 42 in Mexico and 2 in the United States. [WHO update 22]