Table 1.

Pearson’s correlation coefficients between phosphorylation of key proteins of the NF-κB/MAPK signalling pathway and total protein ratio.

	IκBα	p65	p38	ERK 1/2	JNK
IκBα	1	0.829**	0.797**	0.729**	0.811**
p65		1	0.682*	0.599*	0.912**
p38			1	0.737**	0.799**
ERK 1/2				1	0.625*
JNK					1

*P < 0.05; **P < 0.01. 0.8–1.0 extreme correlation, 0.6–0.8 strong correlation, 0.4–0.6 moderate correlation, 0.2–0.4 weak correlation, 0.2–0.0 very weak correlation or no correlation.

JNK: c-Jun N-terminal kinase.