Lung cancers attract circulating immune cells to the tumor mass, where the cancer reprograms them to support its growth and progression, researchers from Weill Cornell Medical College have found.

Lyme disease subverts immune system, prevents future protection.

An upset in the body’s natural balance of gut bacteria that may lead to life-threatening bloodstream infections can be reversed by enhancing a specific immune defense response, UT Southwestern Medical Center researchers have found.

In a stunning discovery that overturns decades of textbook teaching, researchers at the University of Virginia School of Medicine have determined that the brain is directly connected to the immune system by vessels previously thought not to exist.

A new scientific advance could turn us all into universal blood donors.

A growing body of evidence in the medical community holds that greater diversity of bacteria and even worms in the digestive tract offers protection against a variety of allergic and autoimmune problems.