PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18070436-7 2007 CONCLUSIONS: There exists USF1 protein in odontoblasts, which locates in the cytoplasm and could translocate into nuclei under the stimulation of nicotine. Nicotine 146-154 upstream transcription factor 1 Homo sapiens 26-30