porphobilinogen

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porphobilinogen

[¦pȯr·fō·bə′lin·ə·jən]
(biochemistry)
C10H14O4N2 Dicarboxylic acid derived from pyrrole; a product of hemoglobin breakdown that gives the urine a Burgundy-red color.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.