Cellular membrane proteins play many important roles throughout the body, including transporting substances in and out of the cell, transmitting signals, speeding up reactions and helping neighboring ...

The next time you crave a sweet treat, go ahead and buy a bag of jellybeans—guilt free. Your indulgence will be in the interest of science.

Regulatory T cells help your immune system distinguish between ‘self’ and ‘nonself’ – and can open doors to better treatments for cancer, autoimmune disease and transplant rejection.

By learning to adjust these biological “brakes” with precision, medicine is entering a new era. Treatments inspired by these discoveries are already improving lives and may, in time, transform how we ...