PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 35200545-1 2022 Background: 5-FU-based chemoradiotherapy (CRT) could be associated with severe treatment-related toxicities in patients harboring at-risk DPYD polymorphisms. Fluorouracil 12-16 dihydropyrimidine dehydrogenase Homo sapiens 138-142 35200545-11 2022 Upfront DPYD genotyping can identify patients in whom 5-FU-related toxicity should be avoided. Fluorouracil 54-58 dihydropyrimidine dehydrogenase Homo sapiens 8-12