PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11971643-7 2002 The PCNA indices in adenocarcinomas, hyperplastic lesions, and nonlesional glands in rats treated with DMAB and 4-n-octylphenol were slightly lower than that of the DMAB alone group, but the differences were not statistically significant. 4-octylphenol 112-127 proliferating cell nuclear antigen Rattus norvegicus 4-8