French researchers have used a protein called receptor activator of NF-κB ligand (RANKL) to revive the structure and function of the thymus in old mice. The thymus sits in front of the heart and is ...

Scientists hoping to discover better ways to boost immune function — which could lengthen our healthspan and protect immunocompromised patients — may have a new target, according to findings published ...

Immune protection fades with time, and much of that decline traces back to the thymus. This small organ, located in front of the heart, trains new T cells and releases signals that help them survive.