(CIDRAP News) The number of people sickened in a 10-state Salmonella Newport outbreak linked to alfalfa sprouts has risen to 28, and officials are continuing their probe at a California processor identified earlier in the traceback investigation, the US Centers for Disease Control and Prevention (CDC) said yesterday.
(CIDRAP News) A letter and commentary published this week in Emerging Infectious Diseases explore the idea that "original antigenic sin"the hypothesis that the first influenza A virus a person encounters in childhood strongly influences his or her immune responses to all related flu viruses encountered latermay explain the partial protection that older people have against the pandemic H1N1 flu virus.
(CIDRAP News) The United States is a more important hub for the global circulation of seasonal flu strains than previously thought, a finding that may have practical public health implications for the best use of antivirals and vaccines, researchers reported today.
(CIDRAP News) Reports from 17 states show that one major type of healthcare-associated infection (HAI) dropped 18% in the first half of 2009, suggesting that the healthcare system is making progress in the battle against infections in hospitals, national health officials announced today.
(CIDRAP News) Legal issues that came into play during the H1N1 flu pandemic provided a useful look at how laws can help ease the availability of the vaccine, but in some instances can work against immunization efforts, according to a legal expert who has analyzed events that unfolded over the past year.