PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9199340-7 1997 Similar to the upregulation of IL-2 secretion, the transcriptional upregulation of the RE/AP composite element by CD28 is FK506 insensitive. Tacrolimus 122-127 CD28 molecule Homo sapiens 114-118