A Pharmacogenomic Basis for Tolerance of 5-Fluorouracil Following Early, Severe Toxicity from Capecitabine in a CDA Ultrarapid Metabolizer Colon Cancer Patient: A Case Report
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Introduction: Capecitabine is an oral prodrug that is converted to 5-FU via three enzyme-catalysed steps: carboxylesterase (CES), cytidine deaminase (CDA), and thymidine phosphorylase (TYMS). Approximately 80-90% of 5-FU, whether... ...
