Some cells, such as immune cells, are highly mobile—they constantly remodel their shape, migrate toward a wound that needs to ...

The immune system regulates homeostasis by attacking foreign bacteria, viruses, and other infections. Different immune cells are generated for specific functions to fight off disease and to maintain ...

For years, scientists have known that the anti-aging hormone klotho, infusions of young blood, and exercise each improve brain function in older mice. But they didn’t know why. Now, two UC San ...

The burden of cognitive decline is growing, affecting many people worldwide and placing a substantial strain on health-care ...