(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) 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.
(CIDRAP News) Delegates at the World Health Organization's (WHO's) World Health Assembly (WHA) wrapped up their 5-day meeting on May 21, taking aim at diseases such as childhood pneumonia and measles and addressing difficult issues involving equitable access to vaccines and medicines.
(CIDRAP News) In the wake of a pandemic vaccine that came too little and too late to blunt the second wave of pandemic flu infections last fall, President Barack Obama's science advisory group today presented a set of recommendations on how to more quickly produce a vaccine in the face of another novel flu outbreak or other public health emergency.
(CIDRAP News) Signaling a second front in the US fight against dengue infections, the Centers for Disease Control and Prevention (CDC) said evidence of the virus has been found recently in 28 people who live in or visited Key West, Fla., prompting intensive mosquito control efforts and alerts to doctors.
(CIDRAP News) As part of a push for more government transparency, the US Food and Drug Administration (FDA) today released a draft report detailing 21 steps it could take to share more information, such as providing fuller explanations of its decisions and posting more inspection reports.
(CIDRAP News) If the trajectory of public opinion during the H1N1 influenza pandemic is any guide, safety worries and doubts about the severity of the disease threat may cause a good share of the public to shun vaccination the next time a pandemic emerges, according to a review of 10 months' worth of polls.
(CIDRAP News) An influenza expert who formerly headed the World Health Organization's (WHO's) flu program and now works for Novartis has suggested developing a prepandemic vaccine to get the jump on the next flu pandemican idea that other experts are greeting with caution or skepticism.
(CIDRAP News) – Hospitalization rates for rotavirus infections among US children dropped dramatically in the first 2 years after the first rotavirus vaccine was recommended for routine use, researchers from the US Centers for Disease and Prevention (CDC) reported today.
(CIDRAP News) Two newly released studies conducted at the University of Utah confirm what many physicians suspected: The news of the start of the H1N1 pandemic in late April 2009 caused panicked parents to bring children to emergency departments in drovesbut what was driving those ER visits was not flu symptoms, but rather the fear of flu.