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Table 5 Correlation between CCS content in tissues and liver and plasma Cu concentration, Cp activity and liver and erythrocyte SOD1 activity1,2

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

Tissue CCS

Diet Groups3, n = 60

Diet Groups4, n = 48

 

Liver Cu

Plasma Cu

Cp

Liver SOD1

Erythrocyte SOD1

Liver Cu

Plasma Cu

Cp

Liver SOD1

Erythrocyte SOD1

Liver

-0.746

(<0.001)

-0.816

(<0.001)

-0.787

(<0.001)

-0.418

(<0.005)

-0.464

(<0.001)

-0.597

(<0.001)

-0.649

(<0.001)

-0.615

(<0.001)

-0.222

(NSD)

-0.221

(NSD)

Erythrocyte

-0.633

(<0.001)

-0.618

(<0.001)

-0.590

(<0.001)

-0.268

(<0.05)

-0.332

(<0.01)

-0.425

(<0.005)

-0.308

(<0.05)

-0.297

(<0.05)

-0.001

(NSD)

0.001

(NSD)

WBC

-0.7685

(<0.001)

-0.8135

(<0.001)

-0.7695

(<0.001)

-0.4955

(<0.005)

-0.5825

(<0.001)

-0.4746

(<0.05)

-0.5596

(<0.005)

-0.5436

(<0.005)

-0.0696

(NSD)

-0.4296

(<0.05)

  1. 1 Pearson's correlation coefficients.
  2. 2 P values are in parentheses; NSD = no statistical difference.
  3. 3 Diet groups Zn-30, Zn-60, Zn-120, Zn-240, and Cu-D.
  4. 4 Diet groups Zn-30, Zn-60, Zn-120, and Zn-240.
  5. 5 n = 35.
  6. 6 n = 28.