PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26492550-5 2015 In addition, we expose zebrafish to caffeine, a positive control for c-fos activation in the brain. Caffeine 36-44 v-fos FBJ murine osteosarcoma viral oncogene homolog Ab Danio rerio 69-74 26492550-8 2015 Our analysis showed that exposure to caffeine increased the number of c-fos protein-positive cells in specific zebrafish brain regions detected by the immunofluorescence method. Caffeine 37-45 v-fos FBJ murine osteosarcoma viral oncogene homolog Ab Danio rerio 70-75