(CIDRAP News) – Another patient in China has died from an H7N9 influenza infection, raising the number of fatal illnesses to 32, though no new cases were reported today, holding the overall case total to 131.
The World Health Organization (WHO) reported the death today in an update based on information from China's National Health and Family Planning Commission.
(CIDRAP News) – Experts are puzzled by a new study in which influenza vaccination seemed to provide little or no protection against flu in the 2010-11 season—and in which the only participants who seemed to benefit from the vaccine were those who hadn't been vaccinated the season before.
(CIDRAP News) – Influenza vaccine over the past few months has provided moderate protection overall but didn't have a significant impact on protecting seniors, a study from the US Centers for Disease Control and Prevention (CDC) revealed today.
(CIDRAP News) – It's been more or less an article of faith that influenza vaccination in the fall will protect a person through the winter flu season, but three studies published today in Eurosurveillance are challenging that view.
(CIDRAP News) – A year-long voluntary moratorium on research involving transmissible H5N1 avian flu viruses ended today with a letter from a group of scientists that supports resuming the work in countries that have addressed the biosafety issues involved.
(CIDRAP News) – A recent editorial calling for requiring influenza shots in healthcare workers (HCWs) has stirred debate in the pages of the Canadian Medical Association Journal (CMAJ), with two groups of researchers questioning the quality of the evidence that the vaccinations protect patients.
(CIDRAP News) A recent case-control study estimates that the adjuvanted pandemic H1N1 influenza vaccine used in Canada was effective 93% of the time, a substantially higher figure than seen in several other studies and one that has raised some eyebrows among other flu vaccine researchers.