Louse-borne relapsing fever is caused by the spirochete bacterium Borrelia recurrentis, which is transmitted by body lice ...

Long COVID has mystified the medical community for years, making it a tough condition to diagnose, let alone treat. However, a growing body of research has found more information on what may be behind ...

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 ...

Nanoparticles introduced into the bloodstream encounter the immune complement system, a proteolytic cascade that bridges innate surveillance and adaptive responses. Complement activation can occur via ...

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 ...

Opsonins are antibodies found in normal and immune sera which alter microorganisms and prepare them for more intensive ...