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Pronunciation: ra'de-o-re-sep'tor


  1. A receptor that normally responds to radiant energy such as light or heat.
  2. A receptor used as a binding agent for unlabeled and radiolabeled analyte in a type of competitive binding assay called radioreceptor assay.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.