PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34681647-9 2021 Compound 6c-induced DNA damage was characterized by comet assay, p53 phosphorylation, and gammaH2A.X, which was diminished by pretreatment with NAC. Acetylcysteine 144-147 tumor protein p53 Homo sapiens 65-68