In a new study, scientists at Umeå University have found a way to break open the protective walls of pollen grains—one of the ...

This capsule contains the viral payload. And for successful infection, it has to ultimately open up and release the viral genetic information into the host cell. In their work, the groups of ...

and he observed that these bacteria had the smooth capsules characteristic of the S strain. Based on these observations, Griffith hypothesized that a chemical component from the virulent S cells ...