PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28882572-7 2017 Validation studies confirmed the role of p53 in reducing gamma-H2AX formation and DNA breaks measured by COMET assay after BaP and AFB1 exposure. Benzo(a)pyrene 123-126 tumor protein p53 Homo sapiens 41-44