Title: particle immunoassay Long Title: IUPAC Gold Book - particle immunoassay DOI: 10.1351/goldbook.13537 Status: current Definition Immunoassay in which antibody is bound to the surface of microspheres. After incubation with the antigen-containing biological fluid, and subsequent manipulation, detection is usually performed by flow cytometry. Related Term - flow cytometry: https://goldbook.iupac.org//terms/view/13152 Source - PAC, 2012, 84, 1113. 'IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)' on page 1225 (https://doi.org/10.1351/PAC-REC-11-06-03) Other Outputs - html: https://goldbook.iupac.org/terms/view/13537/html - json: https://goldbook.iupac.org/terms/view/13537/json - xml: https://goldbook.iupac.org/terms/view/13537/xml Citation: Citation: 'particle immunoassay' 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.13537 License: 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. Collection: If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org . Disclaimer: 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. Accessed: 2026-04-17T21:20:50+00:00