id	keyword
dti-1353	test
dti-1353	memory
dti-1353	zaprinast
dti-1353	rolipram
dti-1353	food
dti-1353	effects
dti-1353	field
dti-1353	object
dti-1353	mice
dti-1353	olfactory
dti-1353	stfp
dti-1353	inhibitors
dti-1353	total
dti-1353	novel