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  1. Complement system - Wikipedia

    Despite being part of the innate immune system, the complement system can be recruited and brought into action by antibodies generated by the adaptive immune system. The complement …

  2. Complement System Function - Cleveland Clinic

    The complement system is part of your body’s immune system that cleans up damaged cells, helps your body heal after an injury or an infection and destroys microscopic organisms like …

  3. The complement system and innate immunity

    The complement system is made up of a large number of distinct plasma proteins that react with one another to opsonize pathogens and induce a series of inflammatory responses that help to …

  4. Complement Pathways: Types, Functions, Regulation

    The complement pathways is a part of the innate immune system and consists of a series of proteins that interact with one another in a highly regulated manner, in order to eliminate …

  5. Complement System | British Society for Immunology

    Complement was discovered by Jules Bordet as a heat-labile component of normal plasma that causes the opsonisation and killing of bacteria. The complement system refers to a series of …

  6. Complement | Description, Function, & Activation | Britannica

    Sep 18, 2025 · complement, in immunology, a complex system comprising a large number of proteins that act in concert to help eliminate infectious microorganisms.

  7. Overview and clinical assessment of the complement system - UpToDate

    Nov 14, 2024 · The complement system is a major component of innate immunity and a "complement" (from which its name is derived) to antibody-triggered responses [1]. It consists …

  8. Complement System: Definition, Functions and Components

    The complement system consists of a series of heat-labile serum proteins that are activated in turn. The complements exist as soluble inactive precursors which once activated, a …

  9. Video: Complement system | Osmosis

    The complement system can kill bacteria, viruses, or other cells damaged or invaded by pathogens. They also promote inflammation, which helps activate the immune system even …

  10. The complement system: history, pathways, cascade and inhibitors

    Feb 2, 2012 · The principal function of the complement system is protection of the host from infection/inflammation by recruiting (chemotaxis) and enhancing phagocytosis by innate …