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Table 2 Top Canonical Pathways from IPA for probes showing differential methylation across gestation

From: Evidence for widespread changes in promoter methylation profile in human placenta in response to increasing gestational age and environmental/stochastic factors

First v Second trimester

p-value

# differentially methylated genes/# genes in the pathway

Communication between Innate and Adaptive Immune Cells

6.39E-05

6/109

Role of Cytokines in Mediating Communication between Immune Cells

1.53E-03

4/56

Altered T Cell and B Cell Signaling in Rheumatoid Arthritis

6E-03

4/92

Calcium Signaling

6.81E-03

6/204

Crosstalk between Dendritic Cells and Natural Killer Cells

1.04E-02

4/97

Second v Third trimester

p-value

# differentially methylated genes/# genes in the pathway

Systemic Lupus Erythematosus Signaling

4.72E-03

5/166

Crosstalk between Dendritic Cells and Natural Killer Cells

8.2E-03

4/97

Role of NFAT in Regulation of the Immune Response

2.05E-02

5/199

Agrin Interactions at Neuromuscular Junction

2.35E-02

3/69

Wnt/β-catenin Signaling

2.51E-02

5/172

First v Third trimester

p-value

# differentially methylated genes/# genes in the pathway

Communication between Innate and Adaptive Immune Cells

1.69E-07

17/109

Systemic Lupus Erythematosus Signaling

1.9E-06

21/166

Role of Cytokines in Mediating Communication between Immune Cells

1.43E-05

12/56

Altered T Cell and B Cell Signaling in Rheumatoid Arthritis

1.79E-04

13/92

Crosstalk between Dendritic Cells and Natural Killer Cells

2.61E-04

14/97