Scientists have uncovered an unexpected mechanism by which the gut’s immune system maintains balance, challenging long-standing assumptions about how immune tolerance is regulated.

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 ...

The story of Q32 Bio, a company that develops therapeutics for inflammatory and autoimmune diseases, started two decades ago. That's when V. Michael Holers, MD, a University of Colorado School of ...

Nasal vaccines represent a promising shift in how we prevent infectious diseases. By building immunity at the body's first line of defence, they could stop infections before they begin, reduce ...

Calorie restriction lowers C3, an immune protein tied to aging and inflammation, improving health without requiring weight ...

Our immune system is armed with an array of defenses designed to detect and eliminate harmful threats. One of its most powerful defense mechanisms is the complement system-a group of proteins that ...