It's a question that scientists have been trying to answer since the start of the pandemic, one that is central to the rancorous political debates over coronavirus vaccine policies: How much immunity ...

Discover the meaning and types of legal immunity, including witness, sovereign, and diplomatic immunity, and learn about ...

Herd immunity occurs when enough people become immune to a disease, either through vaccination or previous infection. This can reduce the likelihood of it spreading and increase protection for ...

Results from a preclinical study in mice, led by EPFL, and a collaborative clinical study in patients show that the type 2 immune response – associated with parasitic infection and thought to play a ...

What will it take to finally halt the spread of the coronavirus in the U.S.? To answer that question, we've created a simulation of a mock disease we're calling SIMVID-19. When you click "Run ...