Title: very early activating antigen Long Title: IUPAC Gold Book - very early activating antigen DOI: 10.1351/goldbook.13778 Status: current Definition Specific antigen expressed on lymphocytes very soon after activation by phorbol myristate acetate (PMA). Related Terms - activation: https://goldbook.iupac.org/terms/view/13401 - lymphocytes: https://goldbook.iupac.org/terms/view/13399 - phorbol myristate acetate (PMA): https://goldbook.iupac.org/terms/view/13566 Source - PAC, 2012, 84, 1113. 'IUPAC glossary of terms used in immunotoxicology (IUPAC Recommendations 2012)' on page 1259 (https://doi.org/10.1351/PAC-REC-11-06-03) Other Outputs - html: https://goldbook.iupac.org/terms/view/13778/html - json: https://goldbook.iupac.org/terms/view/13778/json - xml: https://goldbook.iupac.org/terms/view/13778/xml Citation: Citation: 'very early activating antigen' 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.13778 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: 2026-06-30T20:17:05+00:00