Table 2.

Levels of gene expression in interleukin 22 (IL-22) and tumor necrosis factor-α (TNF-α).

	Normal NK Cells	NK-22 Cells	t	p
IL-22	0.480 ± 0.011	2.888 ± 0.070	−58.792	< 0.01
TNF-α	0.326 ± 0.007	1.107 ± 0.037	−35.98	< 0.01