Table 2.

TRAF-2 gene and protein expression in NDC and Dc SH-SY5Y cells after TNF-α treatment

TNF-α	TRAF-2
	NDC		DC
	Gene	protein	gene	protein
	(fold change)	Mean % of total (SEM)	(fold change)	Mean % of total (SEM)
Control	‡1	+12.39	1	13.48
	(0.75-1.34)	(0.09)	(0.82-1.22)	(0.06)
1 ng,	1.03	13.39	1.11	12.44
15 min	(0.66-1.61)	(0.13)	(0.79-1.55)	(0.14)
10 ng,	1.01	14.31	1.09	13.33
15 min	(0.72-1.42)	(0.08)	(0.75-1.57)	(0.14)
50 ng,	1.08	14.57	0.88	13.70
15 min	(0.74-1.57)	(0.15)	(0.78-0.98)	(0.08)
1 ng, 3h	1.15	13.51	1.33	13.48
	(0.71-1.87)	(0.09)	(0.74-2.39)	(0.09)
10 ng, 3h	1.49	14.44	1.71*	15.86
	(1.06-2.08)	(0.10)	(1.08-2.72)	(0.15)
50 ng, 3h	1.59	16.30	1.91**	17.72
	(1.03-2.46)	(0.04)	(1.22-2.98)	(0.11)

^‡Numbers are the geometric means (with 95% confidence intervals) of the fold change in gene expression and the + mean % of total protein as measured by Image J software with standard error of the mean (SEM) in each set of experiments.

^*p=0.032 (Mann-Whintney)

^**p=0.008 (Mann-Whitney)