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Table 2 Most significant pathways and networks identified by IPA of genes showing significant (p < 0.001) promoter hypermethylation (A) and hypomethylation (B) of the schizophrenia affected vs. healthy monozygotic twins in twin pair 2

From: Insights into the origin of DNA methylation differences between monozygotic twins discordant for schizophrenia

A)

Canonical Pathways

P-value

Ratioa

Triacylglycerol Biosynthesis

2.94E-03

4/33 (0.121)

Phosphatidylglycerol Biosynthesis II

3.39E-03

3/17 (0.176)

Molecular and Cellular Functions

  

Gene Expression

5.79E-06–3.62E-02

53

Cellular Movement

9.84E-04–4.83E-02

19

Molecular transport and protein trafficking

4.01E-03–4.39E-03

16

Diseases and disorders

  

Developmental disorder

9.84E-04–4.10E-02

36

Hereditary disorder

9.84E-04–3.77E-02

46

Most Significant Networks

 

# of molecules

Cell Death and Survival, Cellular Growth

 

47

Cellular Movement, Immune Cell Trafficking

 

45

B)

Canonical Pathways

P-value

Ratioa

Glutamate Receptor Signaling

1.05E-02

4/56 (0.071)

CREB Signalling in Neurons

1.53E-02

7/169 (0.041)

Molecular and Cellular Functions

  

Cell Signalling

4.34E-06–4.51E-02

18

Nucleic Acid Metabolism

4.34E-06–4.51E-02

16

Small Molecular Biochemistry

4.34E-06–4.51E-02

29

Diseases and disorders

  

Cell death and survival

3.55E-06–4.76E-02

141

Inflammatory disease

3.35E-03–4.59E-02

18

Most Significant Networks

 

# of molecules

Cellular Movement, Immune Cell Trafficking

 

64

Cell Death and Survival, Cell Cycle, Embryonic Development

 

45

Cellular Movement, Cellular Growth and Proliferation, cell morphology

 

44

  1. aThe number of molecules that reach the threshold of significant methylation difference between twins
  2. (Peak score > =3.1)