A small number of HIV-infected cells remain in the tissues of people living with the virus and who are undergoing antiretroviral therapy. These viral reservoirs, real obstacles to the cure of HIV, ...

Organ transplants save lives, but unfortunately rejection is a key hurdle. Now scientists have demonstrated a potential new way to prime a recipient’s immune system to accept a transplanted organ, by ...

A study published in Science by the Champalimaud Foundation reveals a surprising new role for the immune system. During periods of low energy—such as intermittent fasting or exercise—immune cells step ...

One shot in the arm, and the whole body is protected. But how? For one thing, the immune system produces antibodies and cells that patrol the entire organism by traveling through the bloodstream. For ...

Overview Key Takeaways: Your immune system is your body’s built-in defense network, working nonstop to protect you from bacteria, viruses, and other harmful invaders. Your immune … ...

Inflammation keeps people alive, but when it fails to switch off, it quietly drives pain, disability, and organ damage.

When it comes to living a long life, it seems not all organs are created equal. Scientists have found that having a youthful brain or immune system may be key – more so than having a slowly ageing ...

Transplant rejection occurs when the recipient’s immune system attacks the transplanted organ. This can cause the transplanted organ to fail, undermining the purpose of the transplant and leading to a ...

Modifying the organ instead of the recipient isn’t a new idea, but it is an important one, said Jeffrey Platt, a transplantation biologist at the University of Michigan Medical School who was not ...

Dr. Vadim Jucaud's lab at the Terasaki Institute has introduced a new organ-on-a-chip platform that recapitulates age-dependent immune responses, offering a more accurate testing bed for evaluating ...

During fasting or exercise, immune cells (red) migrate to the pancreas and stimulate glucagon-producing cells (orange) to regulate blood sugar, with cell nuclei shown in blue. “For decades, immunology ...