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Table 1 Significance analysis of CKD markers in urine of microalbuminuric patients before and after two year treatment

From: Urinary proteome analysis enables assessment of renoprotective treatment in type 2 diabetic patients with microalbuminuria

CKD marker

Sequence

Peptide name

Wilcoxon p-value (Irbesaran treatment)

Wilcoxon p-value (Placebo intake)

Irbesartan treatment

Placebo intake

2505

SpGEAGRpG

Collagen alpha-1 (I) chain [522-530]

1.58E-02

n.s.

-

3508

GPpGPpGPpG

Collagen alpha-1 (I) chain [145-154]

1.58E-02

n.s.

-

11982

YQTNKAKH

Cystatin-B [85-92]

2.55E-03

n.s.

-

13342

ApGDKGESGPS

Collagen alpha-1 (I) chain [777-787]

4.46E-02

8.33E-03

14906

MGPRGPpGPpG

Collagen alpha-1 (I) chain [217-227]

n.s.

1.94E-02

-

15800

GEYKFQNAL

Serum albumin [423-431]

1.53E-03

n.s.

-

17694

ApGDRGEpGPp

Collagen alpha-1 (I) chain [798-808]

5.39E-05

n.s.

-

24117

SpGPDGKTGPPGp

Collagen alpha-1 (I) chain [546-558]

3.02E-02

1.58E-02

24958

GPpGPDGNKGEpG

Collagen alpha-2 (I) chain [613-625]

1.84E-02

n.s.

-

25053

GPpGEAGKpGEQG

Collagen alpha-1 (I) chain [650-662]

1.25E-03

n.s.

-

28747

SpGERGETGPpGP

Collagen alpha-1 (III) chain [796-808]

4.10E-03

n.s.

-

38780

GLpGTGGPpGENGKpG

Collagen alpha-1 (III) chain [642-657]

n.s.

2.62E-02

-

55523

SpGSNGApGQRGEpGPQG

Collagen alpha-1 (III) chain [358-375]

n.s.

4.47E-02

-

61573

DEAGSEADHEGTHSTKR

Fibrinogen alpha chain [605-621]

1.92E-02

n.s.

-

73177

DAGApGAPGGKGDAGApGERGPpG

Collagen alpha-1 (III) chain [664-687]

7.81E-03

n.s.

-

73697

GNSGEpGApGSKGDTGAKGEPGp

Collagen alpha-1 (I) chain [431-453]

n.s.

3.51E-02

-

78332

AGPpGEAGKpGEQGVpGDLGAPGP

Collagen alpha-1 (I) chain [646-669]

1.04E-02

n.s.

-

81196

NGApGNDGAkGDAGApGAPGSQGApG

Collagen alpha-1 (I) chain [700-725]

2.33E-02

n.s.

-

82026

GNSGEpGApGSKGDTGAKGEpGPVG

Collagen alpha-1 (I) chain [431-455]

2.71E-02

n.s.

-

94308

TGPIGPpGPAGApGDKGESGPSGPAGPTG

Collagen alpha-1 (I) chain [766-794]

1.30E-02

n.s.

-

96370

LmIEQNTKSPLFMGKVVNPTQK

Alpha-1-antitrypsin [397-418]

4.47E-02

n.s.

-

118224

ESGREGApGAEGSpGRDGSpGAKGDRGETGPA

Collagen alpha-1 (I) chain [1011-1042]

n.s.

6.94E-03

-

143947

DQGPVGRTGEVGAVGPpGFAGEKGPSGEAGTAGPpGTpGPQG

Collagen alpha-2 (I) chain [824-865]

1.59E-03

n.s.

-

  1. Wilcoxon p-values (p < 0.05) of CKD markers, which show changes in the comparison of patients urine before and after longterm treatment are listed. In addition, sequences and peptide names of the significant markers are shown (p = hydroxyproline, k = hydroxylysine, m = oxidation of methionine). In the last three columns the regulation of those markers is depicted. Arrow upwards indicates significant change towards "healthy"; arrow pointing down indicates significant change towards "CKD".