@AlisonBFierce: 2012 marked the largest whooping cough outbreak in 50 years. A new vaccine-resistant strain may be to blame. Report | Follow @AlisonBFierce
> Researchers are looking into microbes to improve immune responses to a wide range of vaccines. Story
> At least 9 polio immunization workers were fatally shot in Nigeria, just months after similar attacks killed 9 in Pakistan. News (sub. req.)
> Human metapneumovirus, a respiratory virus unknown to doctors until 2001, causes the same severity of illness in young children as the flu. Article
And Finally... FluGen, a Wisconsin-based vaccine and vaccine delivery product company, has moved closer to developing a universal flu vaccine. Release