PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2837462-5 1988 Increased c-fos RNA was also observed in the absence of Na+ and when alkalinization was prevented by means of nigericin. Nigericin 110-119 Fos proto-oncogene, AP-1 transcription factor subunit Homo sapiens 10-15