PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29735451-6 2018 The proliferation rate of the cells was positively correlated with the expression levels of p-ERK and topoisomerase IIalpha, which were the lowest in SMMC-7721 cells and the highest in SK-HEP1 cells. smmc 150-154 eukaryotic translation initiation factor 2 alpha kinase 3 Homo sapiens 92-97