Table 2.

Comparison of serum levels of TNF-α, IL-6 and IL-8 measured by the bioluminescence assay and ELISA kits

	Z’-Factor		EC50 (M)
	Buffer	Serum	Buffer	Serum
TNF-α	0.84	0.84	1.40 × 10−6	2.36 × 10−9
IL-6	0.84	0.69	1.27 × 10−9	2.20 × 10−9
IL-8	0.90	0.91	4.50 × 10−10	3.29 × 10−10