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Pronunciation: he'ma-to-por'fi-rin, hem'a-

Definition: A dark red, almost purple, porphyrin resulting from the decomposition of hemoglobin; chemical composition is that of heme with the iron removed and the two vinyl (–CH=CH2) groups hydrated to hydroxyethyl (–CH(OH)–CH3).

Synonym(s): hemoporphyrin

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.