If the H5N1 hen flu virus sparks a pandemic, older individuals could have higher immunity than youthful individuals due to previous publicity to carefully associated viruses.
In earlier clusters of H5N1 circumstances, older individuals had been much less more likely to catch the virus than youthful people, so scientists hypothesised that the previous group could have stronger immunity in opposition to the virus than those that are youthful. This may very well be as a result of older individuals have had extra publicity to flu strains which can be carefully associated to H5N1, referred to as H1N1 and H2N2.…