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. 2025 Dec 1;26:48. doi: 10.1186/s12885-025-15360-w

Table 2.

DPYD Pharmacogenomic variants and their phenotypic implications

Variant Genotype Variant ID Drug(s) Phenotype Category Implication Allele Function Total Samples in Cohort
chr1:97450058 C/T CT rs3918290 capecitabine, fluorouracil, tegafur Adverse Drug Reaction Increased Risk No Function 8
chr1:97573863 C/T CT rs56038477 capecitabine, fluorouracil Adverse Drug Reaction Increased Risk Decreased Function 15