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 ...
The immune system is the body’s tool for preventing or limiting infection. Its complex network of cells, organs, proteins, and tissues enables the immune system to defend the body from pathogens. A ...
Mucosal surfaces serve as critical battlegrounds where the immune system must balance tolerance to commensal organisms with rapid defense against pathogens.
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