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Elimination of vitamin B6

Pyridoxal (PL) is eliminated from the body following its conversion to 4-pyridoxic acid (4-PA), catalyzed by aldehyde oxidase (AOX1). Legend: 4-PA, 4-pyridoxic acid; AOX1, aldehyde oxidase; pyridoxal, PL. (Contributed by Dr. Douglas Lanska.)

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Associated Disorders

  • Vitamin deficiency and toxicity