09683 IUPAC Gold Book - reverse passive agglutination 10.1351/goldbook.09683 09683 current 1 Modification of the indirect agglutination assay, where the particles are coated with antibody. These antibody-laden particles become probes for detecting specific antigens in the sample material. The presence of the relevant antigen will result in the agglutination of particles. PAC, 2018, 90, 1121. 'Terminology of bioanalytical methods (IUPAC Recommendations 2018)' on page 1142 (https://doi.org/10.1515/pac-2016-1120) https://goldbook.iupac.org/terms/view/09683/html https://goldbook.iupac.org/terms/view/09683/json https://goldbook.iupac.org/terms/view/09683/plain Citation: 'reverse passive agglutination' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.09683 The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org . The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using. 2026-06-29T07:59:06+00:00