Review Article

A Systematic Review of Clinical Validated and Potential miRNA Markers Related to the Efficacy of Fluoropyrimidine Drugs

Figure 2

Metabolic pathway map of 5-FU. Abbreviations: 5-FU: 5-Fluorouracil; CES1: recombinant carboxylesterase 1; UPP1: uridine phosphorylase 1; 5-dFCR: 5-deoxy-5-fluorocytidine; CDA: cytidine deaminase; TYMP: thymidine phosphorylase; DPYS: dihydropyrimidinase; FUPA: 5-fluorouracil-hydantoic-acid; UPB1: recombinant beta-ureidopropionase; TK1: thymidine kinase 1; UMPS: uridine monophosphate synthetase; PPAT: phosphoribosyl pyrophosphate amido transferase; DHFU: dihydrofluorouracil; FUR: fluorouridine; FUMP: fluorouridine monophosphate; FUDP: fluorouridine diphospho; FUTP: fluorouridine triphosphate; FdUDP: fluorodeoxyuridine diphospho; FdUMP: fluorodeoxyuridine monophosphate; FdUTP: fluorodeoxyuridine triphosphate; dUMP: deoxy-uridine monophosphate; and dTMP: deoxy-thymidine monophosphate.