Table 2.

Effects of T-2 toxin exposure on antigen expression of splenic T-cell subsets in broiler chickens. Data are expressed as mean ± sd (n = 6).

T-cell subsets	0 mg/kg	0.5 mg/kg	1 mg/kg	2 mg/kg
CD4+	10.76 ± 0.22a	10.21 ± 0.27a	9.76 ± 0.18b	8.29 ± 0.33c
CD8+	9.12 ± 0.12a	9.01 ± 0.23a	9.84 ± 0.28b	10.26 ± 0.17c
CD4+/CD8+	1.18 ± 0.09a	1.13 ± 0.17a	0.98 ± 0.08b	0.81 ± 0.11c

^a-cValues with different superscripts are significantly different (P<0.05).