Table 2 The complement proteins in the glomerular proteome between the DKD patients and normal controls.

From: Complement classical and alternative pathway activation contributes to diabetic kidney disease progression: a glomerular proteomics on kidney biopsies

Proteins

Normalized abundance in DKD

Fold change (DKD/controls)

P-value versus control

Fold change to controls

P-value between classes

Class I DKD

Class II DKD

Class III DKD

Class IV DKD

C1qB

234

5.6

< 0.001

3.0

2.5

7.1

8.1

0.041

C1qC

268

4.7

< 0.001

1.2

1.6

6.1

7.4

0.004

C1r

79

69.2

< 0.001

86.3

27.8

80.1

93.9

0.088

C1s

116

4.2

< 0.001

1.3

1.6

5.8

6.2

0.004

C2

3

25.6

< 0.001

5.5

24.3

33.3

25.9

0.276

C3

15,743

3.2

< 0.001

1.6

2.1

3.6

4.4

< 0.001

C4-A

490

2.0

0.011

0.8

0.9

2.6

3.0

0.004

C4-B

7991

4.8

< 0.001

1.7

2.5

5.8

7.0

0.003

C5

4789

10.4

< 0.001

3.6

4.8

12.7

16.1

0.001

C6

1350

19.1

< 0.001

7.2

7.8

22.2

31.4

0.001

C7

1428

14.8

< 0.001

5.3

6.2

16.8

24.7

0.001

C8α

926

21.1

< 0.001

6.0

8.1

26.0

34.2

0.001

C8β

1384

12.5

< 0.001

4.5

4.8

16.3

19.1

0.007

C8γ

1397

13.7

< 0.001

4.3

5.7

16.5

22.1

0.003

C9

11,845

7.2

< 0.001

3.0

3.3

8.0

11.7

0.001

CFB

115

4.5

< 0.001

2.6

4.9

5.3

4.1

0.035

CFI

6

11.4

< 0.001

11.6

10.5

14.7

9.0

0.694

CFH

1061

3.5

< 0.001

1.7

2.3

4.1

4.7

< 0.001

CFHR1

181

7.4

< 0.001

3.7

4.0

8.0

11.5

0.002

CFHR3

256

22.0

0.019

21.9

1.4

27.8

36.7

0.327

CFHR5

484

6.7

< 0.001

2.5

5.0

6.9

9.7

0.032

  1. C4-A and C4-B are the two isotypes of C4. CFB, complement factor B; CFI, complement factor I; CFH, complement factor H; CFHR1, complement factor H related protein 1; CFHR3, complement factor H related protein 3; CFHR5, complement factor H related protein 5;