Table 3.

Spearman coefficient analysis of biomarker responses: superoxide dismutase (SOD) and catalase (CAT) activities and levels of total glutathione (GSH) and lipoperoxidation (TBARS) on cooper (Cu), cobalt (Co), iron (Fe), and manganese (Mn) concentrations in the livers and kidneys of great tit nestlings from different sites

Livers				Kidneys
Relations	N	Rs	p	Relations	N	Rs	p
Sodium manufactures (A)
SOD and Mn	38	0.40	0.013	SOD and Co	38	0.38	0.019
CAT and Mn	38	0.42	0.009	CAT and Mn	38	0.34	0.038
CAT and Co	38	− 0.38	0.020	GSH and Fe	38	0.32	0.050
CAT and Cu	38	0.40	0.014	GSH and Co	38	− 0.60	< 0.001
GSH and Fe	38	− 0.34	0.039	GSH and Cu	38	− 0.44	0.006
GSH and Co	38	0.68	< 0.001	MDA and Fe	38	0.69	< 0.001
MDA and Mn	38	0.40	0.014	MDA and Co	38	− 0.83	< 0.001
MDA and Fe	38	0.49	0.002	MDA and Cu	38	− 0.43	0.007
MDA and Co	38	− 0.32	0.049
Agricultures (B)
SOD and Mn	44	0.37	0.013	SOD and Fe	43	− 0.35	0.021
SOD and Co	44	0.46	0.002	SOD and Co	43	0.49	0.001
SOD and Cu	44	0.52	0.000	SOD and Cu	43	0.48	0.001
CAT and Mn	44	0.44	0.003	CAT and Co	43	− 0.58	< 0.001
GSH and Mn	44	− 0.43	0.004	CAT and Cu	43	− 0.68	< 0.001
GSH and Fe	44	0.37	0.015	GSH and Co	43	− 0.72	< 0.001
GSH and Cu	44	− 0.50	0.001	GSH and Cu	43	− 0.58	< 0.001
				MDA and Co	44	− 0.67	< 0.001
				MDA and Cu	44	− 0.66	< 0.001
control environment (C)
SOD and Mn	41	0.34	0.031	SOD and Mn	41	0.51	0.001
SOD and Co	41	0.35	0.025	SOD and Fe	41	− 0.49	0.001
CAT and Mn	41	− 0.50	0.001	SOD and Cu	41	− 0.39	0.011
GSH and Co	41	0.39	0.011	CAT and Fe	41	0.43	0.005
GSH and Cu	41	− 0.33	0.033	CAT and Cu	41	0.43	0.005
MDA and Mn	41	− 0.44	0.004	MDA and Mn	35	− 0.79	< 0.001
MDA and Co	41	− 0.57	< 0.001

r—Spearman’s correlation coefficient; p—probability level