Human natural killer cells, previously considered not to participate in adaptive immunity, remember viral antigens after initial exposures, according to a new study.

Tweaking the genomes of two phages and combining them with a third phage helped to clear a persistent Mycobacterium infection in the patient.

A pathogenic amoeba species ingests parts of human cells and steals human cell membrane proteins to display on its own surface.

Although the oral treatment seems to work, an analysis of the results from 12 clinical trials finds kids who got an immunotherapy have a greater rate of serious reactions.

An early-stage clinical study finds that none of the 25 patients treated developed neurotoxicity or cytokine release syndrome, common hazards of the cancer immunotherapy.

Scientists identify microbes in mice that help defend against Salmonella.

Researchers report they’ve found a way to restore immune function in infants with one form of “bubble boy disease.”

Researchers watch cellular interactions in high definition as the immune cells absorb E. coli bacteria.

After a severe case of flu, mice have chemosensory cells in their lungs, a place where they don’t normally occur.