Table 2.

Effects of carbon black on cytokines and cell damaging indicator proteins in BAL fluid

Experiment period	Parameters	Control	Group N	Group S
3 day	IL-1β (pg/ml)	34.45 ± 0.669	34.07 ± 0.614	34.03 ± 0.407
	TNF-α (pg/ml)	52.62 ± 29.87	38.24 ± 19.16	52.83 ± 30.40
	IL-4 (pg/ml)	23.33 ± 13.70	17.66 ± 7.760	21.20 ± 15.17
	IL-6 (pg/ml)	1504 ± 576.1	1006 ± 141.0	1410 ± 408.2
	INF-γ (pg/ml)	455.3 ± 316.1	247.2 ± 116.7	377.0 ± 357.9
	IL-10 (pg/ml)	225.3 ± 103.4	172.2 ± 44.70	246.1 ± 122.4
	albumin (mg/dl)	0.003 ± 0.002	0.001 ± 0.001	0.002 ± 0.003
	LDH (IU/L)	37.54 ± 40.69	18.28 ± 15.69	17.42 ± 7.610
2 week	IL-1β (pg/ml)	33.37 ± 0.288	33.32 ± 0.472	33.10 ± 0.200
	TNF-α (pg/ml)	96.52 ± 20.81	97.33 ± 20.05	50.04 ± 9.920
	IL-4 (pg/ml)	18.15 ± 10.40	26.30 ± 8.590	10.16 ± 3.560
	IL-6 (pg/ml)	1351 ± 296.8	1599 ± 359.4	1066 ± 170.2
	INF-γ (pg/ml)	250.8 ± 288.8	580.1 ± 355.1	83.90 ± 60.80
	IL-10 (pg/ml)	136.3 ± 54.00	175.1 ± 34.10	102.4 ± 21.70
	albumin (mg/dl)	0.003 ± 0.001	0.001 ± 0.001	0.001 ± 0.002
	LDH (IU/L)	17.43 ± 12.15	16.60 ± 12.06	31.58 ± 21.25

Values presented as mean ± standard deviation. Group N: group of rats exposed to carbon black aerosols without sonication. Group S: group of rats exposed to carbon black aerosols with sonication.