During vaccination, the immune system is purposefully exposed to weakened, inactivated, or a component of pathogens so that the body can recognize their molecular structures in the future and mount a ...

People who live with obesity are "tagging" a memory of being overweight on a key part of the immune system—leaving people ...

Cedars-Sinai researchers created “young” immune cells from human stem cells that reversed cognitive decline and Alzheimer’s symptoms in mice. The treated animals showed better memory and healthier ...

Scientists link a rising brain protein to memory decline and show it can be reversed in mice, offering a new target for ...

Memory cells in the nose slow the influenza virus as soon as it enters the body. They reduce viral levels and may help ...