Table 2.

The assessment of cytokines in the supernatants after 72-h culture of peripheral blood mononuclear cells with retinol and without retinol in the group of healthy controls

	Mean	SD	Min.	Max.	p value
IL-17 (pg/ml) stimulated	0.5727	0.2281	0.2200	0.9900	0.016292
IL-17 (pg/ml) unstimulated	0.1252	0.1397	0.0137	0.5318
IFN-γ (pg/ml) stimulated	2.0007	1.2000	0.6000	5.6200	0.025385
IFN-γ (pg/ml) unstimulated	0.6482	0.8757	0.0974	2.8476
IL-4 (pg/ml) stimulated	0.8187	0.2440	0.5000	1.2700	NS
IL-4 (pg/ml) unstimulated	0.7983	0.2193	0.4791	1.7638
TNF-α (pg/ml) stimulated	6.8367	6.8088	0.0600	28.4400	NS
TNF-α (pg/ml) unstimulated	6.6482	6.5477	0.0387	25.7496
IL-13 (pg/ml) stimulated	0.9893	0.3487	0.4300	1.5500	NS
IL-13 (pg/ml) unstimulated	1.0038	0.4183	0.3675	1.3426
IL-2 (pg/ml) stimulated	2.3380	1.0798	0.8500	4.7300	NS
IL-2 (pg/ml) unstimulated	2.4037	0.9987	0.7965	5.0001
IL-10 (pg/ml) stimulated	1.0967	0.3151	0.6300	1.5300	0.036102
IL-10 (pg/ml) unstimulated	0.6282	0.2682	0.1839	1.9827

NS not significant