PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8167581-0 1994 [Effects of pretreating target cells with iron citrate on cytolysis, mediated by tumor necrosis factor and lymphokine-activated killer cells]. ferric citrate 42-54 interleukin 2 Homo sapiens 107-117