Organic Chemical
okadaic acid
Subclass of:
Ethers, Cyclic;
Marine Toxins
Definitions related to okadaic acid:
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A cyclic polyether ionophore extracted from the black sponge Halichondria; inhibits protein phosphatases such as Cdc25 which serve as off switches for cell proliferation, and therefore acts as a tumor promoter; NLM also lists as a vasoconstrictor.CRISP ThesaurusNational Institutes of Health, 2006
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A specific inhibitor of phosphoserine/threonine protein phosphatase 1 and 2a. It is also a potent tumor promoter. It is produced by DINOFLAGELLATES and causes diarrhetic SHELLFISH POISONING.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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