Pioneering research led by Brazilians describes the immune system's reactions in detail in the first living patient to receive a genetically modified pig kidney transplant.

Scientists have made a discovery that helps explain why humans and animals are so susceptible to contracting tuberculosis (TB ...

Medical researchers have used animals, particularly mice, to mimic disease and study biological phenomena. The origin of mice as a standard model system for scientific research can extend back to the ...

The parasite that may already live in your brain can infect the very immune cells trying to destroy it, but new UVA Health ...

As we age, our immune system quietly loses its edge, and scientists have uncovered a surprising reason why. A protein called ...