Table 10.

Correlation between NK cell activity and reduced glutathione in peripheral blood mononuclear cells obtained from children with autistic disorder

Study	NK Activity (LU)	GSH (ng/3 × 106 PBMCs)	Significance	Finding
Vojdani et al. 2008	0-10	610 ± 286	ANOVA F = 3.99, P < 0.05	Direct correlation between cellular levels of reduced glutathione and NK lytic activity.
[79]	11-20	947 ± 458
	21-50	1760 ± 895
	51-100	2280 ± 1341

NK Natural killer cells LU Lytic units GSH reduced glutathione ng nanograms PBMCs Peripheral blood mononuclear cells ANOVA One way analysis of variance