PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 24996846-8 2014 Induction of gammaH2AX levels was chemotherapeutic dependent and correlated closely with potentiation of gemcitabine and camptothecin in p53 mutant colon cancer cells. Camptothecin 121-133 tumor protein p53 Homo sapiens 137-140