"We have stronger flu vaccines for elderly populations, because their immune response is not as robust," said the senior author, Melinda A. Beck, a professor of nutrition at the University of North Carolina.
The effect is like listening to house music with a strong dose of flu.
The scientists are testing a vaccine that prepares T cells to mount a strong attack against flu viruses.
A nasal spray vaccine could be a strong weapon against swine flu because makers of conventional flu shots have reported problems producing their vaccines.
Japan's health minister, Yoichi Masuzoe, told reporters on Friday that though the new influenza was continuing to spread in the country, it "has strong similarities to seasonal flu" and that there had been no fatalities.
"In his mind, he's got a strong case of the flu.
GlaxoSmithKline has reported better than expected quarterly results thanks to strong sales of its flu vaccine and a weaker pound.
[A1.] Demand for Flu Vaccine Strong The nation's two vaccine makers, Aventis Pasteur and Chiron, said they had shipped out all the vaccine they had made, a total of about 80 million doses.
France similarly had strong reservations about a flu vaccine quickly made to combat the pandemic of H1N1 in 2009.
Turning this lens now to the Primordial Flu Hypothesis, strong evidence suggests that DNA may have originally been an adaptation for viral genome defense and an exaptation for later replicative efficiency and fidelity in cells.
