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 ...

Herd immunity is important because it defines when a whole community is protected. That includes people who haven't caught the disease, people who had the illness and recovered, and people who got a ...

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 ...

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 ...

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 ...