PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
16737738-4	2007	We observed that chronic exposure of mice to 50 ppm toluene for a longer period (12 weeks) caused a significant up-regulation of NMDA receptor subunit 2B (NMDA NR2B) expression associated with a simultaneous induction of CaMKIV, CREB-1, and FosB/DeltaFosB in the same hippocampal tissues.	Toluene	52-59	FBJ osteosarcoma oncogene B	Mus musculus	241-245