Background
Methods
Cell culture
Microarrays and bioinformatics analysis
PGR coexpression analysis and validation by bioinformatics
Validation of target genes by real-time PCR
Protein–protein interaction (PPI) network construction analysis
Results
Identification of DEGs from parental and IshikawaPR cells
Gene ontology analysis of DEGs
Category | Term | Count | p-value |
---|---|---|---|
Up-regulated | |||
BP | GO:0009952 ~ anterior/posterior pattern specification | 14 | 1.65E−08 |
CC | GO:0005615 ~ extracellular space | 56 | 3.21E−07 |
MF | GO:0043565 ~ sequence-specific DNA binding | 30 | 2.32E−06 |
BP | GO:0032526 ~ response to retinoic acid | 8 | 2.57E−05 |
CC | GO:0005576 ~ extracellular region | 57 | 3.21E−05 |
CC | GO:0005578 ~ proteinaceous extracellular matrix | 17 | 1.07E−04 |
BP | GO:0048704 ~ embryonic skeletal system morphogenesis | 7 | 1.80E−04 |
CC | GO:0009986 ~ cell surface | 25 | 2.58E−04 |
BP | GO:0030198 ~ extracellular matrix organization | 14 | 3.68E−04 |
BP | GO:0002474 ~ antigen processing and presentation of peptide antigen via MHC class I | 6 | 4.30E−04 |
Down-regulated | |||
BP | GO:0042472 ~ inner ear morphogenesis | 6 | 0.001957 |
BP | GO:0060021 ~ palate development | 7 | 0.001967 |
BP | GO:0070830 ~ bicellular tight junction assembly | 5 | 0.002114 |
BP | GO:0030198 ~ extracellular matrix organization | 11 | 0.002153 |
CC | GO:0016328 ~ lateral plasma membrane | 6 | 0.002206 |
CC | GO:0032587 ~ ruffle membrane | 7 | 0.003009 |
CC | GO:0005923 ~ bicellular tight junction | 8 | 0.003557 |
BP | GO:0001525 ~ angiogenesis | 11 | 0.005387 |
BP | GO:0007165 ~ signal transduction | 33 | 0.005738 |
BP | GO:0007156 ~ homophilic cell adhesion via plasma membrane adhesion molecules | 9 | 0.0061 |
Encoded protein class and KEGG pathway enrichment analysis of DEGs
Term | Description | p-value | Count |
---|---|---|---|
Up-regulated | |||
hsa04610 | Complement and coagulation cascades | 1.40E−04 | 9 |
hsa04550 | Signaling pathways regulating pluripotency of stem cells | 0.001138056 | 11 |
hsa05134 | Legionellosis | 0.001227629 | 7 |
hsa05150 | Staphylococcus aureus infection | 0.001227629 | 7 |
hsa05133 | Pertussis | 0.006513616 | 7 |
Down-regulated | |||
hsa05202 | Transcriptional misregulation in cancer | 0.003670966 | 9 |
hsa04015 | Rap1 signaling pathway | 0.004207876 | 10 |
hsa05200 | Pathways in cancer | 0.014545204 | 13 |
hsa04918 | Thyroid hormone synthesis | 0.020795767 | 5 |
hsa05146 | Amoebiasis | 0.021449539 | 6 |
PGR coexpression analysis and validation
Gene symbol | PGR co-expression (548 EC tissues) | Microarray analysis | GSE17025 | Survival curve (542 EC tissues) | ||||
---|---|---|---|---|---|---|---|---|
Pearson score | ||||||||
Pearson score | Spearman score | LogFC | −Log(p-value) | r | p-value | HR | LogRank p-value | |
ANO1 | 0.66 | 0.72 | − 10.78 | 8.69 | 0.611 | < 0.01 | 0.38 | 3.00E−06 |
CGNL1 | 0.39 | 0.45 | − 7.19 | 3.38 | 0.438 | < 0.01 | 0.48 | 0.00046 |
DACH1 | 0.33 | 0.39 | − 6.67 | 4.60 | 0.285 | < 0.01 | 0.79 | 0.27 |
SH3YL1 | 0.58 | 0.54 | − 4.40 | 6.41 | 0.416 | < 0.01 | 0.53 | 0.0027 |
RUNDC3B | 0.43 | 0.46 | − 4.23 | 4.64 | 0.235 | < 0.1 | 0.73 | 0.21 |
CRISPLD1 | 0.39 | 0.39 | − 4.09 | 4.42 | 0.434 | < 0.01 | 0.64 | 0.038 |
SOX17 | 0.46 | 0.59 | − 4.03 | 5.83 | 0.444 | < 0.01 | 0.46 | 0.00021 |
Protein-protein interaction network (PPI) and modular analysis
Gene symbol | Eccentricity | Closeness | Betweenness | Degree | Stress |
---|---|---|---|---|---|
HSPA1A | 0.1667 | 0.0011 | 26,447.0664 | 30.0 | 65,244.0 |
EEF1A2 | 0.1429 | 0.0010 | 13,663.9556 | 26.0 | 38,054.0 |
AR | 0.1667 | 0.0011 | 15,814.7167 | 20.0 | 49,698.0 |
POU5F1 | 0.1429 | 0.0010 | 14,493.2442 | 19.0 | 42,006.0 |
C3 | 0.1429 | 0.0009 | 5703.5021 | 18.0 | 14,084.0 |
SYK | 0.1429 | 0.0010 | 12,162.3216 | 16.0 | 34,430.0 |
LPAR1 | 0.1250 | 0.0008 | 996.2218 | 15.0 | 3726.0 |
NMU | 0.1250 | 0.0008 | 1251.3925 | 15.0 | 3778.0 |
GO term | Description | −Log10(p) |
---|---|---|
GO:0002474 | Antigen processing and presentation of peptide antigen via MHC class I | 6.60 |
GO:0006955 | Immune response | 3.98 |
GO:0002480 | Antigen processing and presentation of exogenous peptide antigen via MHC class I, TAP-independent | 3.93 |
GO:0006954 | Inflammatory response | 3.22 |
GO:0090023 | Positive regulation of neutrophil chemotaxis | 3.13 |
GO:0007218 | Neuropeptide signaling pathway | 3.08 |
GO:0007186 | G-protein coupled receptor signaling pathway | 2.98 |
GO:000693 | Chemotaxis | 2.84 |
GO:0042612 | MHC class I protein complex | 3.82 |
GO:0005622 | Intracellular | 3.57 |
GO:0005887 | Integral component of plasma membrane | 3.38 |
GO:0031090 | Organelle membrane | 3.37 |
GO:0071556 | Integral component of lumenal side of endoplasmic reticulum membrane | 2.96 |
GO:0008395 | Steroid hydroxylase activity | 4.85 |
GO:0020037 | Heme binding | 3.96 |
KEGG pathway term | Count | −Log(p-value) |
---|---|---|
hsa04612:Antigen processing and presentation | 5 | 4.241909 |
hsa04145:Phagosome | 6 | 4.228601 |
hsa05168:Herpes simplex infection | 6 | 3.858941 |
hsa04080:Neuroactive ligand-receptor interaction | 6 | 3.025758 |
hsa05332:Graft-versus-host disease | 3 | 2.399844 |
hsa05330:Allograft rejection | 3 | 2.302013 |
hsa04940:Type I diabetes mellitus | 3 | 2.194244 |
hsa05320:Autoimmune thyroid disease | 3 | 2.014217 |
hsa05134:Legionellosis | 3 | 1.982622 |
hsa05416:Viral myocarditis | 3 | 1.93748 |