Table 4. Th17-related cytokines in BALF.

Cytokines	Con	ALI 6 h	ALI 24 h
IL-6 (pg/ml)	117.9 ± 14.1	427.7 ± 31.2**	666.9 ± 31.5**##
IL-17A (pg/ml)	3.5 ± 1.1	19.7 ± 5.0**	29.3 ± 3.2**#
TGF-β (pg/ml)	681.8 ± 21.4	897.0 ± 43.8*	1280.3 ± 160.7**##
IL-23 (pg/ml)	128.4 ± 2.3	137.6 ± 2.5**	141.5 ± 5.0*

Con (normal control group, ambient air inhalation, n = 10), ALI 6 h (ALI group, smoke inhalation for 6 h, n = 10), ALI 24 h (ALI group, smoke inhalation for 24 h, n = 10); data are presented as mean ± S.E.M. *P < 0.05 and **P < 0.01 versus normal control group; ^#P < 0.05 and ^##P < 0.01 versus ALI 6 h group.