PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29139616-5 2017 Gene knockdown experiments indicate high siRNA delivery and MYC gene knockdown in MCF-7 breast cancer cells for eight of the nine studied block copolymers. copolymers 144-154 MYC proto-oncogene, bHLH transcription factor Homo sapiens 60-63