A new method to produce a stable fragment of poliovirus could enable safer production of vaccines. Polio is almost completely eradicated, but polio vaccines are still needed to protect against the possibility of re-emergence. However, existing vaccine production methods require growing live viruses, which poses safety risks. Previous research suggested that the empty protein shell […]

To avoid asthma attacks, children with the respiratory disease shouldn’t breathe indoor air that’s contaminated by pollutants and allergens known to aggravate their symptoms, U.S. doctors advise. Reducing exposure to things like second-hand cigarette smoke, dust mites and furry pets may be as effective as medications at controlling asthma, according to a new report from […]