Table 4 List of differentially expressed proteins in validation phase.

From: Plasma proteomic analysis of stable coronary artery disease indicates impairment of reverse cholesterol pathway

Proteins

CAD (n = 253)

Control (n = 253)

RATIO

P -value

FUNCTION

Adiponectin (ng/ml)

6771.27 (5038.24–10976.64)

8979.77 (6947.24–12666.71)

0.75

<0.0001

It is a chemokine which enhances glucose utilization and fatty acid combustion.

Apolipoprotein A-IV (μg/ml)

32947.32 (26952.50–43190.75)

41168.18 (33699.4–51181.45)

0.800

<0.0001

A major component of HDL and potential activator of LCAT

Apolipoprotein C-I (μg/ml)

119.75 (87.25–159.53)

144.99 (116.25–181.75)

0.825

<0.0001

It has important role in the interface of fatty acid uptake and major inhibitor of cholesteryl ester transfer protein (CETP)

Glutathione peroxidase 3 (ng/ml)

13599.26 (7474.89–18502.31)

16288.49 (10259.01–23961.43)

0.834

<0.0001

Plays protective role in oxidative damage

Peroxiredoxine-2 (ng/ml)

19.54 (11.30–29.62)

21.03 (13.68–84791.41)

0.929

0.002

It is involved in redox balance regulation; reduces peroxides via thioredoxin pathway

Serum amyloid P-component (ng/ml)

40855.06 (23281.44–69654.73)

47680.4 (27776.45–84791.41)

0.856

0.048

It is a acute phase protein and may functions as a calcium-dependent lectin

Albumin (g/dL)

3.8 (3.50–4.1)

4.3 (4.10–4.50)

0.88

<0.0001

It is the major transporter protein in plasma and has role in reverse cholesterol transport

Apolipoprotein A-I (mg/dL)

90.89 (74.98–102.87)

114.38 (101.14–130.31)

0.794

<0.0001

Major player in the process of reverse cholesterol transport and promotes cholesterol efflux

Apolipoprotein C-II (μg/ml)

147.12 (63.78–253.50)

129.18 (66.28–220.21)

1.138

0.138

Activator of lipoprotein lipase and a central player in lipoprotein metabolism

PZP(ng/ml)

46638.54 (22413.76–99311.91)

48318.57 (25560.9–96970.9)

0.965

0.384

It is a proteinase inhibitor and also has endopeptidase inhibitor activity

  1. n = number of individuals, Median (Interquartile Range) reported, *p-value  = calculated using Mann-Whitney test.