Table 2. Measurement of TNF-α and IL-1β contents by ELISA (means ± SD, n=4).

TMP (mg/l)	TNF-α (ng/l)	IL-1β (ng/l)
0	37.97 ± 1.86	12.47 ± 0.78
20	35.06 ± 1.18	11.04 ± 0.71
30	32.74 ± 0.84*	10.25 ± 0.41*
40	25.29 ± 1.39†	8.32 ± 0.49†
50	29.65 ± 0.78†	9.98 ± 0.25*
60	34.75 ± 1.54	11.07 ± 1.05

* P <0.05.

^†P<0.01 vs. control