PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8742472-1 1995 We have used in situ hybridization to investigate the modulation of expression of the immediate early genes (IEGs) c-fos, fos-B, zif/268 and CREM in rat brain following oral administration of saccharin, i.p. Saccharin 192-201 cAMP responsive element modulator Rattus norvegicus 141-145