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Publication Name World Journal of Gastrointestinal Oncology
Manuscript ID 117110
Country Saudi Arabia
Category Immunology
Manuscript Type Correspondence
Article Title Exosomal miR-191 activates the NF-κB pathway to drive M2 macrophages polarization in colorectal cancer
Manuscript Source Invited Manuscript
All Author List Amr Ahmed El-Arabey
Funding Agency and Grant Number
Funding Agency Grant Number
Deanship of Research and Graduate Studies at King Khalid University - Small Research Project RGP.1/260/46
Corresponding Author Amr Ahmed El-Arabey, Assistant Professor, Pharmacology, Toxicology and Clinical Pharmacy, King Khalid University, Nasr Road, Abha 61413, ‘Asīr, Saudi Arabia. ph.amrcapa@gmail.com
Key Words Exosomal miR-191; NF-κB pathway; M2 macrophage; Colorectal cancer; The Cancer Genomic Atlas
Core Tip Exosomal miR-191 is becoming a crucial pathway of how inflammatory signaling works within tumor microenvironment of colorectal cancer. By activating NF-κB, miR-191 can change the tumor microenvironment to make it immunosuppressive and pro-angiogenic, via shifting the polarization into M2 macrophages. Utilizing The Cancer Genomic Atlas data analyzed via tumor immune estimation resource, version 3, NF-κB1 expression correlated positively with M2 macrophage infiltration, whereas NF-κB1 -mutant tumors had lower macrophage infiltration. Elevated M2 infiltration predicted a shorter disease-free duration in the NF-κB1-high sample, indicating a context-dependent prognostic factor and highlighting the miR-191/NF-κB/M2 macrophages axis as a therapeutic target.
Citation

El-Arabey AA. Exosomal miR-191 activates the NF-κB pathway to drive M2 macrophages polarization in colorectal cancer. World J Gastrointest Oncol 2026; 18(6): 117110

Received
2025-11-28 00:46
Peer-Review Started
2025-11-28 05:58
First Decision by Editorial Office Director
2025-12-17 08:04
Return for Revision
2025-12-17 08:04
Revised
2025-12-20 17:15
Publication Fee Transferred
Second Decision by Editor
2026-01-05 02:39
Second Decision by Editor-in-Chief
Final Decision by Editorial Office Director
2026-01-06 00:41
Articles in Press
2026-01-06 00:41
Edit the Manuscript by Language Editor
Typeset the Manuscript
2026-02-11 09:14
ISSN 1948-5204 (online)
Open Access This article is an open-access article that was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution NonCommercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial. See: https://creativecommons.org/Licenses/by-nc/4.0/
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