complement fixation

/ˌkɑmpləmənt fɪkˌseɪʃən/
IPA guide

Definitions of complement fixation
  1. noun
    an immune response in which an antigen-antibody combination inactivates a complement (so it is unavailable to participate in a second antigen-antibody combination)
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    type of:
    immune reaction, immune response, immunologic response
    a bodily defense reaction that recognizes an invading substance (an antigen: such as a virus or fungus or bacteria or transplanted organ) and produces antibodies specific against that antigen
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