Table I. Summary of the PCR array analysis of 84 genes encoding cytokines expressed by murine macrophages after 24 h of coculture with hemocyanins.

Cytokine Genes	LPS		FLH		KLH		CCH
	No. of Genes	% p < 0.05	No. of Genes	% p < 0.05	No. of Genes	% p < 0.05	No. of Genes	% p < 0.05
Total	42	50	48	57.1	37	44	6	7.1
Upregulated	33	39.3	24	28.6	19	22.6	2	2.4
Downregulated	1	1.2	6	7.1	2	2.4	3	3.6
Unaffected	8	9.5	18	21.4	16	19	1	1.2

Only the genes that were statistically significant were considered.