The immune system’s first encounter with a virus or vaccine establishes a “starting template” that shapes its response to new ...

A new study analyzing the immune response to COVID-19 in a Catalan cohort of health workers sheds light on an important question: does it matter whether a person was first infected or first vaccinated ...

This study shows that SARS-CoV-2 infection and vaccination generate strong, highly specific spike-binding immune responses ...

Why do immune cells that are supposed to eliminate viruses suddenly turn against our own body? There are instances where killer T cells—which are meant to precisely remove virus-infected ...

When a transplanted organ arrives, it’s like a controlled burn that risks becoming a wildfire. The body’s innate immune system senses damage signals, like heat shock proteins (HSP70), and sounds the ...