Urobilin
noun
1.
a brownish pigment found in faeces and sometimes in urine. It is formed by oxidation of urobilinogen, a colourless substance produced by bacterial degradation of the bile pigment bilirubin in the intestine
urobilin u·ro·bi·lin (yur’ō-bī’lĭn, -bĭl’ĭn)
n.
A pigment in urine that produces an orange-red color whose intensity varies with its degree of oxidation.
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- Urobilinemia
urobilinemia u·ro·bi·li·ne·mi·a (yur’ō-bī’lə-nē’mē-ə, -bĭl’ə-) n. The presence of urobilins in the blood.
- Urobilinogen
urobilinogen u·ro·bi·lin·o·gen (yur’ō-bī-lĭn’ə-jən, -jěn’) n. The precursor of urobilin and a product of the reduction of bilirubin.
- Urobilinuria
urobilinuria u·ro·bi·li·nu·ri·a (yur’ō-bī’lə-nur’ē-ə, -nyur’-) n. The presence of excess urobilins in the urine.
- Uroboros
noun See ouroboros
- Urocanate
urocanate u·ro·can·ate (yur’ō-kān’āt’) n. A salt or an ester of urocanic acid.