Phorbol esters are a class of chemical compounds found in a variety of plants, particularly in the families Euphorbiaceae and Thymelaeaceae.[1][2] Chemically, they are ester derivatives of the tetracyclic diterpenoid phorbol.
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- ^ Evans, Gerald A.; Farrar, William L. (1998-01-01), "Phorbol Esters", in Delves, Peter J. (ed.), Encyclopedia of Immunology (Second Edition), Oxford: Elsevier, pp. 1940–1942, doi:10.1006/rwei.1999.0488, ISBN 978-0-12-226765-9, retrieved 2020-11-26