Studies of human liver bilirubin-glycosyl transferase. Bilirubin UDP-xylosyl and UDP-glucuronyl transferase activities in diseased human livers. 1979

Y Motoyama

The activity of bilirubin UDP-xylosyl transferase as well as UDP-glucuronyl transferase in liver biopsy specimens of 3 control subjects, 42 cases with liver disease and 5 cases with Gilbert's syndrome was measured. Normal values of these enzyme levels were determined to be 142--302 U/kg protein for the former and 260--400 U/kg protein for the latter. Both enzyme levels in acute hepatitis in convalescence and chronic hepatitis were nearly in the normal range. In the cirrhotic liver they tended to a small decrease and patients with Gilbert's syndrome demonstrated significantly decreased enzyme levels. These enzyme levels were only correlated with serum unconjugated bilirubin concentration, but not with the other liver function tests. Finally, both enzyme activities were exactly correlated with each other.

UI MeSH Term Description Entries
D008107 Liver Diseases Pathological processes of the LIVER. Liver Dysfunction,Disease, Liver,Diseases, Liver,Dysfunction, Liver,Dysfunctions, Liver,Liver Disease,Liver Dysfunctions
D010430 Pentosyltransferases Enzymes of the transferase class that catalyze the transfer of a pentose group from one compound to another.
D005878 Gilbert Disease A benign familial disorder, transmitted as an autosomal dominant trait. It is characterized by low-grade chronic hyperbilirubinemia with considerable daily fluctuations of the bilirubin level. Constitutional Liver Dysfunction,Familial Nonhemolytic Jaundice,Gilbert Syndrome,Gilbert's Disease,Gilbert's Syndrome,Gilbert-Lereboullet Syndrome,Hyperbilirubinemia 1,Hyperbilirubinemia I,Hyperbilirubinemia, Arias Type,Meulengracht Syndrome,Unconjugated Benign Bilirubinemia,Arias Type Hyperbilirubinemia,Arias Type Hyperbilirubinemias,Disease, Gilbert,Disease, Gilbert's,Gilberts Disease,Gilberts Syndrome,Hyperbilirubinemia 1s,Hyperbilirubinemias, Arias Type,Syndrome, Gilbert,Syndrome, Gilbert's
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D001663 Bilirubin A bile pigment that is a degradation product of HEME. Bilirubin IX alpha,Bilirubin, (15E)-Isomer,Bilirubin, (4E)-Isomer,Bilirubin, (4E,15E)-Isomer,Bilirubin, Calcium Salt,Bilirubin, Disodium Salt,Bilirubin, Monosodium Salt,Calcium Bilirubinate,Hematoidin,delta-Bilirubin,Bilirubinate, Calcium,Calcium Salt Bilirubin,Disodium Salt Bilirubin,Monosodium Salt Bilirubin,Salt Bilirubin, Calcium,delta Bilirubin
D014453 Glucuronosyltransferase A family of enzymes accepting a wide range of substrates, including phenols, alcohols, amines, and fatty acids. They function as drug-metabolizing enzymes that catalyze the conjugation of UDPglucuronic acid to a variety of endogenous and exogenous compounds. EC 2.4.1.17. Glucuronyltransferase,UDP Glucuronosyltransferase,17 beta-Hydroxysteroid UDP-Glucuronosyltransferase,4-Nitrophenol-UDP-Glucuronosyltransferase,7-Hydroxycoumarin UDP Glucuronyltransferase,Androsterone UDP-Glucuronosyltransferase,Bilirubin UDP-Glucuronyltransferase,Estrogen UDP-Glucuronosyltransferase,Estrone Glucuronyltransferase,Glucuronic Transferase,Morphine Glucuronyltransferase,UDP Glucuronyl Transferase,UDP-Glucuronic Acid 3-O-beta-D-Galactosyl-D-Galactose Glucuronosyltransferase,p-Nitrophenyl UDP-Glucuronosyltransferase,17 beta Hydroxysteroid UDP Glucuronosyltransferase,4 Nitrophenol UDP Glucuronosyltransferase,7 Hydroxycoumarin UDP Glucuronyltransferase,Androsterone UDP Glucuronosyltransferase,Bilirubin UDP Glucuronyltransferase,Estrogen UDP Glucuronosyltransferase,Glucuronosyltransferase, UDP,Glucuronyl Transferase, UDP,Glucuronyltransferase, 7-Hydroxycoumarin UDP,Glucuronyltransferase, Estrone,Glucuronyltransferase, Morphine,Transferase, Glucuronic,Transferase, UDP Glucuronyl,UDP Glucuronic Acid 3 O beta D Galactosyl D Galactose Glucuronosyltransferase,UDP Glucuronyltransferase, 7-Hydroxycoumarin,UDP-Glucuronosyltransferase, 17 beta-Hydroxysteroid,UDP-Glucuronosyltransferase, Androsterone,UDP-Glucuronosyltransferase, Estrogen,UDP-Glucuronosyltransferase, p-Nitrophenyl,UDP-Glucuronyltransferase, Bilirubin,p Nitrophenyl UDP Glucuronosyltransferase
D014540 Uridine Diphosphate Xylose The decarboxylation product of UDPglucuronic acid, which is used for formation of the xylosides of seryl hydroxyl groups in mucoprotein synthesis. Also forms plant xylans. UDP Xylose,Diphosphate Xylose, Uridine,Xylose, UDP,Xylose, Uridine Diphosphate

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