PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19402749-4 2009 Using genetic and biochemical tools, we found that inactivation of TDG significantly increases resistance of both mouse and human cancer cells towards 5-FU. Fluorouracil 151-155 thymine DNA glycosylase Mus musculus 67-70