| 释义 |
urobilinogen Biochem.|ˌjʊərəʊbaɪˈlɪnədʒən|
[f. prec. + -ogen.]
Any of a group of colourless tetrapyrrole compounds produced by the reduction of bilirubin, esp. by bacterial action in the gut, and forming urobilin upon subsequent oxidation.
1893A. Eichholz in Jrnl. Physiol. XIV. 331 Reserving the name urochromogen for the body isolated from urine, one may perhaps adopt the name urobilinogen for this artificial product. 1947Radiology XLIX. 303/2 This excessive destruction of red cells is also indicated by a maintained increase in excretion of fecal urobilinogen and urinary bilirubin. 1974R. M. Kirk et al. Surgery vi. 97 Jaundice... The kidneys excrete conjugated bilirubin..and urobilinogen..so that the urine is dark. |