PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16804902-12 2006 These results indicate that the levels of expression of CtBP and p300 are critical for the action of SNAIL and ZEB1, which have a pivotal role in EMT, and show the importance of CtBP and p300 for tumor progression. ctbp 56-60 snail family transcriptional repressor 1 Homo sapiens 101-106