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Copyright ©The Author(s) 2025. Published by Baishideng Publishing Group Inc. All rights reserved.
World J Clin Oncol. Oct 24, 2025; 16(10): 108377
Published online Oct 24, 2025. doi: 10.5306/wjco.v16.i10.108377
From infection to invasion: The role of deleted in malignant brain tumors 1 in Helicobacter pylori-driven gastric cancer
Ionut Negoi
Ionut Negoi, Department of General Surgery, Carol Davila University of Medicine and Pharmacy Bucharest, Clinical Emergency Hospital of Bucharest, Bucharest 014461, Romania
Author contributions: Negoi I contributed to this study, designed the overall concept and outline of the manuscript, contributed to the discussion and design of the manuscript, contributed to the writing, and edited the manuscript, and review of the literature.
Conflict-of-interest statement: The author reports no relevant conflicts of interest for this article.
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/
Corresponding author: Ionut Negoi, MD, PhD, Associate Professor, Department of General Surgery, Carol Davila University of Medicine and Pharmacy Bucharest, Clinical Emergency Hospital of Bucharest, No. 8 Floreasca Street, Sector 1, Bucharest 014461, Romania. negoiionut@gmail.com
Received: April 14, 2025
Revised: May 24, 2025
Accepted: September 2, 2025
Published online: October 24, 2025
Processing time: 195 Days and 6.9 Hours
Core Tip

Core Tip: Gastric cancer (GC) remains a major global health issue closely linked to Helicobacter pylori (H. pylori) infection, which induces chronic inflammation, oxidative DNA damage, and disrupts cell cycle regulation. Cytotoxin-associated gene A plays a significant role in carcinogenesis. Deleted in malignant brain tumors 1 (DMBT1), a potential tumor suppressor, shows variable expression in GC, often being downregulated in well-differentiated adenocarcinomas and upregulated in other subtypes. DMBT1 interacts directly with H. pylori to modulate the immune response. Preserved DMBT1 expression may protect against gastric carcinogenesis, whereas its downregulation may facilitate tumor progression. Understanding the DMBT1-H. pylori interaction could help identify new therapeutic strategies for the prevention and treatment of GC.