Immunology: Current Research
Open Access

Complement system: it is part of the immune system that helps, or “complements” the ability of antibodies to clear pathogens or mark them for destruction by other cells. There are different complement systems like: Classical, alternative, Lectin

• Classical: starts when antibody bind to bacteria

• Alternative: starts "spontaneously"

• Lectin: starts when lectins bind to mannose on bacteria

Complement System