urobilin


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urobilin

(ˌjʊərəʊˈbaɪlɪn)
n
(Biochemistry) 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
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Noun1.urobilin - brown bile pigment formed from urobilinogens and found in feces and in small amounts in urine
animal pigment - pigment occurring in animals
References in periodicals archive ?
Patients undergo various tests to ensure diagnosis which includes; serum transferrin, total iron binding capacity (TIBC), urine urobilin, complete blood count, ferritin, hemoglobin electrophoresis, peripheral blood smear and serum bilirubin (Orkin et al., 2008).
Urinalysis was positive for ketones, proteinuria, urobilin, nitrite, leukocyte esterase, 146 RBC per HPF, over 182 WBC per HPF, and many bacteria.
These molecules are later catabolized to urobilin and stercobilin, which stain stools yellow-brown.