University of Pennsylvania researchers have found a promising new treatment for periodontitis using a component of the immune system called complement, according to a new study in the Journal of ...

Complement component 3, often called C3, is an essential protein of the immune system. This protein plays a vital role in the body’s innate immune system, providing: the first line of defense against ...

Optimizing immunity requires a holistic approach. A well-balanced diet that includes the best foods for immune system health can help.

Scientists are closer to understanding how an everyday painkiller can help our bodies fight cancer. The findings may offer a complementary mechanism for preventing the development and progression of ...

Two complementary studies reveal how an insufficient supply of energy in macrophages, key immune cells in artery walls, ...

A new study may have found what’s behind long COVID symptoms. Scientists say a portion of the immune system may stay activated after someone recovers from the virus. Research into what causes long ...

Swiss scientists have identified immune system abnormalities in patients with long COVID that might open the door to new diagnostic tests and treatments. The researchers found that a group of proteins ...