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Table 4 IPA summary of the liver transcriptome in the E18 vs. D1 contrast

From: Transcriptional profiling of liver during the critical embryo-to-hatchling transition period in the chicken (Gallus gallus)

Top Canonical Pathways

p-value

Overlap

Ratio

Cell Cycle Control of Chromosomal Replication

9.58E-07

41.3%

19/46

Mitotic Roles of Polo-Like Kinase

5.36E-05

34.7%

17/49

NRF2-mediated Oxidative Stress Response

5.68E-05

24.3%

36/148

Role of BRCA1 in DNA Damage Response

6.89E-05

30.4%

21/69

Hereditary Breast Cancer Signaling

2.05E-04

24.8%

29/117

Top Upstream Regulators

p-value of overlap

# Target genes

TP53

3.51E-20

228

E2F4

1.61E-17

63

E2F1

5.07E-17

96

ESR1

2.04E-14

193

TCF3

1.50E-12

67

Top Molecular and Cellular Functions

p-value

# Genes

Cell Cycle

1.11E-03 - 8.65E-14

366

Cellular Assembly and Organization

1.11E-03 - 8.65E-14

276

DNA Replication, Recombination, and Repair

1.11E-03 - 8.65E-14

265

Cell Death and Survival

1.07E-03 - 4.85E-13

626

Lipid Metabolism

1.11E-03 - 1.49E-07

252

Physiological System Development and Function

p-value

# Genes

Embryonic Development

1.11E-03 - 1.20E-05

140

Organismal Survival

1.20E-05 - 1.20E-05

36

Reproductive System Development and Function

5.21E-04 - 1.87E-05

27

Hematological System Development and Function

1.09E-03 - 5.24E-05

27

Hematopoiesis

1.09E-03 - 5.24E-05

21

Top Toxicity Functions

p-value

Overlap

Ratio

NRF2-mediated Oxidative Stress Response

7.48E-06

25.2%

41/163

Liver Necrosis/Cell Death

2.94E-04

20.9%

46/220

Liver Proliferation

7.86E-04

21.1%

38/180

FXR/RXR Activation

1.43E-03

24.3%

20/79

LXR/RXR Activation

3.31E-03

24.7%

18/73

Top Up-regulated Genes

log2 Ratio

Top Down-regulated Genes

log2 Ratio

DIO3

4.82

SLCO1A2

−6.69

SLC13A3

4.67

DIO2

−5.44

MOGAT1

4.44

ELOVL5

−4.96

RET

4.37

COCH

−4.96

TTLL2

4.25

FABP1

−4.63

ASCL1

3.94

HIGD1A

−4.63

PPM1K

3.93

HPS5

−4.63

ALKAL2

3.76

SLC51A

−4.60

TFPI

3.47

CYP7A1

−4.54

ATP2B2

3.35

HMGCS1

−4.46

  1. Ingenuity Pathway Analysis (IPA) was used for functional analysis of 1591 AR-DEGs identified in the E18 vs. D1 contrast (E18/D1). AR-DEGs with positive log2 ratios are expressed higher in liver of E18 embryos, whereas negative log2 ratios indicate higher expression in D1 hatchlings