# Comparative study of under-expressed prognostic biomarkers and pivotal signaling pathways in colon cancer and ulcerative colitis using integrated bioinformatics approach

**Authors:** Sedigheh Behrouzifar  
**arXiv:** [2307.00295](https://arxiv.org/abs/2307.00295)  
**Date:** 2023-07-01  
**Summary page:** https://www.summarizepaper.com/en/arxiv-id/2307.00295v1/

## Key points

- Study by Sedigheh Behrouzifar focused on under-expressed prognostic biomarkers and signaling pathways in colon cancer and ulcerative colitis
- Ulcerative colitis is a risk factor for colorectal cancer
- Utilized mRNA expression datasets from GEO database to compare samples of ulcerative colitis, colon cancer, and healthy individuals
- Identified key under-expressed genes in each group through analysis with Cytoscape software
- Key genes in colon cancer: CLCA1, SLC26A3, SI, KIT, HPGDS, NR1H4, ADIPOQ, PPARGC1A,GCG MS4A12 GUCA2A,and FABP1
- Hub genes in extensive ulcerative colitis: ABCB1 ABCG2 UGT1A6 CYP2B6 AQP8
- Hub genes in limited ulcerative colitis: NR1H4 CYP2B6 ABCB1 ABCG2 UGT2A3 PLA2G12B
- NR1H4 identified as common downregulated gene in limited ulcerative colitis and colon cancer
- Downregulation of CLCA1 PPARGC1A AQP8 genes may enhance cancer cell invasion and metastasis ability
- Study sheds light on molecular mechanisms underlying colon cancer development in the context of ulcerative colitis

## Summary

A recent study by Sedigheh Behrouzifar investigated under-expressed prognostic biomarkers and pivotal signaling pathways in colon cancer and ulcerative colitis using an integrated bioinformatics approach. These two conditions are closely related, with ulcerative colitis being identified as a risk factor for colorectal cancer. The study utilized mRNA expression datasets from the Gene Expression Omnibus (GEO) database to compare extensive ulcerative colitis samples, limited ulcerative colitis samples, colon cancer samples, and healthy samples. Through differential gene expression analysis and the use of Cytoscape software, key under-expressed genes were identified in each group. In colon cancer, genes such as CLCA1, SLC26A3, SI, KIT, HPGDS, NR1H4, ADIPOQ, PPARGC1A,GCG MS4A12 GUCA2A,and FABP1 were highlighted as key players. Similarly,in extensive ulcerative colitis ABCB1 ABCG2 UGT1A6 CYP2B6 AQP8 were identified as hub genes while NR1H4 CYP2B6 ABCB1 ABCG2 UGT2A3 PLA2G12B stood out in limited ulcerative colitis. Interestingly,NR1H4 was found to be a common downregulated gene in both limited ulcerative colitis and colon cancer based on inclusion criteria and Venn diagram analysis. The study also suggested that downregulation of CLCA1 PPARGC1A AQP8 genes may potentially enhance cancer cell invasion and metastasis ability. This comprehensive analysis sheds light on the intricate molecular mechanisms underlying colon cancer development in the context of ulcerative colitis. By identifying key under-expressed biomarkers and pivotal signaling pathways associated with these conditions, the study provides valuable insights that could pave the way for more effective management strategies for patients with colitis-associated cancer.