Table 1.

Regulation of human, mouse and rat BDNF exon-specific mRNAs by kainic acid in the hippocampus and cerebral cortex.

	human1		mouse2		rat3
exon	HC	CTX	HC	CTX	HC
I	**	**	**	**	**
II	*	*	*	*	*
III	*-	*	*	*	-
IV	**	**	**	**	**
V	*	*	*	**	**
Vh	-	-	X	X	X
VI	-	-	-	-	-
VII	ND	ND	ND	ND	**
VIII	X	X	ND	ND	*
eIX	**	**	**	**	**

- no induction; * weak induction; ** strong induction; ND – not determined; X – transcript containing this exon as the 5' exon does not exist in this organism; ^1,2 based on data from the present study; ³ based on data from [14]; HC – hippocampus; CTX – cerebral cortex.