Researchers at the University of Liège (Belgium) have uncovered a previously unknown mechanism that regulates the immune ...

Meanwhile, the adaptive system, consisting of T and B cells, responds more slowly, targeting specific antigens and generating long-lived memory cells to enable a quicker, stronger secondary response.

Pathogen-fighting immune cells called tissue-resident memory CD8 T cells (TRM cells) go through a surprising transformation -- and relocation -- as they fight infections in the small intestine.