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Table 2 Tissue Cu concentrations and SOD1 activity 1,2

From: Copper Chaperone for Cu/Zn Superoxide Dismutase is a sensitive biomarker of mild copper deficiency induced by moderately high intakes of zinc

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 ± 0.87a 23.08 ± 1.07a 9.66 ± 0.25ab 27.39 ± 1.90a 53.21 ± 2.21a
Zn-60 16.08 ± 0.57ab 21.28 ± 1.04ab 9.21 ± 0.26ab 26.91 ± 1.15a 52.61 ± 1.97a
Zn-120 14.70 ± 1.07b 20.57 ± 0.85b 8.64 ± 0.51a 24.31 ± 1.84a 48.58 ± 1.45a
Zn-240 16.38 ± 0.65ab 21.74 ± 0.82ab 9.78 ± 0.36b 25.25 ± 1.44a 49.06 ± 1.61a
Cu-D 9.45 ± 0.82c 15.84 ± 0.32c 5.50 ± 0.49c 19.40 ± 1.76b 41.81 ± 1.55b
  1. 1 Values in a column without a common letter differ, P < 0.05.
  2. 2 Values are means ± SEM, n = 12/diet group.