PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18600533-5 2008 Uridine rescue in mice allowed 1.5-fold increase in 5FU dose, leading to 2-fold increase in the antitumor effect and thymidylate synthase inhibition in resistant Colon-26 tumors. Uridine 0-7 thymidylate synthase Mus musculus 117-137