GlucuronosyltransferaseUridine Diphosphate Glucuronic AcidGlucuronidesCrigler-Najjar SyndromeGlucuronatesRats, GunnGilbert DiseaseMicrosomes, LiverBilirubinHyperbilirubinemiaUridine Diphosphate SugarsIsoenzymesBiotransformationLiverSubstrate SpecificityCamptothecinRecombinant ProteinsKineticsChromatography, High Pressure LiquidPolymorphism, GeneticMolecular Sequence DataRNA, Messenger