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Table 2
Tissue Cu concentrations and SOD1 activity ^1,2
Diet Group	Liver Cu (μg/g dry weight)	Kidney Cu (μg/g dry weight)	Mucosal Cu (μg/g dry weight)	Liver SOD1 Activity U/mg protein	Erythrocyte SOD1 Activity U/mg Hb

Zn-30	17.50 ± 0.87^a	23.08 ± 1.07^a	9.66 ± 0.25^ab	27.39 ± 1.90^a	53.21 ± 2.21^a
Zn-60	16.08 ± 0.57^ab	21.28 ± 1.04^ab	9.21 ± 0.26^ab	26.91 ± 1.15^a	52.61 ± 1.97^a
Zn-120	14.70 ± 1.07^b	20.57 ± 0.85^b	8.64 ± 0.51^a	24.31 ± 1.84^a	48.58 ± 1.45^a
Zn-240	16.38 ± 0.65^ab	21.74 ± 0.82^ab	9.78 ± 0.36^b	25.25 ± 1.44^a	49.06 ± 1.61^a
Cu-D	9.45 ± 0.82^c	15.84 ± 0.32^c	5.50 ± 0.49^c	19.40 ± 1.76^b	41.81 ± 1.55^b

¹Values in a column without a common letter differ, P < 0.05. ²Values are means ± SEM, n = 12/diet group.
Iskandar et al. Nutrition Journal 2005 4:35 doi:10.1186/1475-2891-4-35

Table 2