To survive in the human host, bacteria have developed many different strategies to escape the innate immune response, including the expression of an extracellular capsule and 'hiding' within host ...

The results of a newly reported study may offer scientists a strategy for mitigating the negative side effects associated with intravenous injection of nanoparticles used in medicine. The new approach ...

The complement system serves many biological functions, including the eradication of invasive pathogens and the removal of damaged cells and immune-complexes. Uncontrolled complement activation causes ...

A complement blood test measures how well complement proteins in your blood support immune defense. The complement system helps antibodies fight germs and clear foreign substances. Complement testing ...