Uridine diphosphoglucuronosyltransferase pharmacogenetics and cancer

S. Nagar, R. P. Remmel

Research output: Contribution to journalReview articlepeer-review

151 Scopus citations


The uridine diphosphoglucuronosyltransferases (UGTs) belong to a superfamily of enzymes that catalyse the glucuronidation of numerous endobiotics and xenobiotics. Several human hepatic and extrahepatic UGT isozymes have been characterized with respect to their substrate specificity, tissue expression and gene structure. Genetic polymorphisms have been identified for almost all the UGT family members. A wide variety of anticancer drugs, dietary chemopreventives and carcinogens are known to be conjugated by members of both UGT1A and UGT2B subfamilies. This review examines in detail each UGT isozyme known to be associated with cancer and carcinogenesis. The cancer-related substrates for several UGTs are summarized, and the functionally relevant genetic polymorphisms of UGTs are reviewed. A number of genotype-phenotype association studies have been carried out to characterize the role of UGT pharmacogenetics in several types of cancer, and these examples are discussed here. In summary, this review focuses on the role of the human UGT genetic polymorphisms in carcinogenesis, chemoprevention and cancer risk.

Original languageEnglish (US)
Pages (from-to)1659-1672
Number of pages14
Issue number11
StatePublished - Mar 13 2006


  • Drug metabolism
  • Genetic polymorphisms
  • Uridine diphosphoglucuronosyltransferase


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