An ancient molecule that existed long before the blood circulation system evolved, has been found to support cancer ...

Researchers have identified that local complement C3 expression in tumors prevents the accumulation of immunosuppressive ...

Why do some vaccines protect for a lifetime, while threats like tumors and viruses present such an ongoing challenge? The ...

A novel oral vaccine platform using genetically engineered Bifidobacterium could enhance anti-tumor immunity. In an exploratory phase I clinical study, the vaccine was well tolerated and generated ...

Long Covid patients suffer from chronic symptoms such as fatigue or shortness of breath. As researchers have discovered, this is to some extent due to a part of our immune system called the complement ...

Changes to serum proteins could be behind the debilitating condition known as long COVID. The findings, published in the journal Science, could pave the way for diagnosing and treating the disease.

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

Every day, your immune system performs a delicate balancing act, defending you from thousands of pathogens that cause disease while sparing your body’s own healthy cells. This careful equilibrium is ...