Definition of cross-reaction in English:

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cross-reaction

noun

Biochemistry
The reaction of an antibody with an antigen other than the one which gave rise to it.
Example sentences
  • Cross reactions occur between retroviral glycoproteins and lymphocyte surface receptors.
  • Participants with a history of adverse reactions to peas, beans, or peanuts were excluded because of possible cross reactions to soya protein.
  • Prions exist in very low concentrations in the body, and the cross reaction with other proteins makes the identification of these prions difficult.

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