Microscopy images of antigen-inexperienced (‘naïve’) mouse CD8 T cells (green). A subset of these cells expresses Dapl1 protein (red), identifying a population committed to a memory stem-like lineage.

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. Your ...

Every time our body encounters a new disease-causing agent, a crucial defense system called adaptive immunity comes into play ...

A team of immunologists at the University of Massachusetts Amherst has turned what we know about T-cells, one of the most important parts of the body's immune system, on its head, opening the door to ...

Biologists have uncovered a new mode of communication inside cells that helps bacterial pathogens learn how to evade drugs.

A new study reveals how bacteria in the gut can help determine whether the amino acid asparagine from the diet will feed tumor growth or activate immune cells against the cancer, according to ...

Common gut bacteria use protein delivery systems to interact directly with human cells, reshaping how scientists view the microbiome.