A single signaling pathway controls whether immune cells attack or befriend cells they encounter while patrolling our bodies, ...

Researchers at the University of Arizona have uncovered a previously unknown population of circulating immune cells that play a critical role in fibrosis, the buildup of scar tissue that can lead to ...

The immune cell repertoire is composed of many different cell types that are orchestrated in response to infection and other pathogens that enter the body. As a result, the body can defend itself ...

The human small intestine absorbs nutrients while protecting us from potentially harmful microbes. One of the cell types that ...

Medically reviewed by Benjamin Leach, MD Key Takeaways Lymphocytes are white blood cells that help protect the body from ...

The field of cancer immunology and immunotherapy is witnessing rapid advances as researchers strive to overcome persistent challenges related to immune ...

A new study has revealed that a special group of cells in the intestines tamp down the immune responses caused by exposure to food proteins. Called 'tolerogenic dendritic cells,' these cells enable ...

Study links anxiety to 74% fewer natural killer cells—immune defenders against cancer and infections. Insomnia intensifies ...

A recent scientific study conducted in Saudi Arabia revealed a troubling link between anxiety disorders, insomnia, stress, ...