PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29311933-5 2017 As a measure of anti-proliferative activity, DEAE-Dextran exhibited reduced ki67, p53, and PCNA levels. DEAE-Dextran 45-57 tumor protein p53 Homo sapiens 82-85