To survive, bacteria infect a host by replicating themselves, infecting cells, and then exiting those infected cells. A typical example of this process is seen in Shigella flexneri, a bacterium ...

The side effects of newly discovered COVID strain XEC might not be more severe, but appears to be more contagious, ...

Fever temperatures rev up immune cell metabolism, proliferation and activity, but they also -- in a particular subset of T cells -- cause mitochondrial stress, DNA damage and cell death, researchers ...

A new study highlights the role of natural killer T cells in influencing the immune response to dengue virus, potentially reducing the severity of subsequent infections.

In the midst of a flu-induced fever, it’s easy to ask why your own body would subject you to the chills, sweats, and aches ...

A new long-term study into long COVID has investigated how a certain population of white blood cells, called memory T cells, ...

The convergence of genetic engineering and artificial intelligence brings both the potential to revolutionize medicine and ...