PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11085531-12 2000 After a 24 h incubation with dFdCyd alone or in combination with ionizing radiation, U251 cells readily accumulated in S-phase, which remained elevated for at least 72 h, consistent with previous results in other mutant p53 cell lines. gemcitabine 29-35 tumor protein p53 Homo sapiens 220-223 11085531-16 2000 These results suggest that the G1 block in D54 cells resulting from wild-type p53 induction prevented radiosensitization by dFdCyd. gemcitabine 124-130 tumor protein p53 Homo sapiens 78-81