porphobilinogen
[ pôr′fō-bī-lĭn′ə-jən, -jĕn′ ]
n.
A porphyrin precursor found in large quantities in the urine in cases of acute or congenital porphyria.
Words nearby porphobilinogen
porosity,
porotomy,
porous,
porphin,
porphobilin,
porphobilinogen,
porphyria,
porphyria cutanea tarda,
porphyrin,
porphyrinogen,
porphyrinuria