Copyright: ©Author(s) 2026. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution-NonCommercial (CC BY-NC 4.0) license. No commercial re-use. See permissions. Published by Baishideng Publishing Group Inc.
World J Diabetes. Jun 15, 2026; 17(6): 115947
Published online Jun 15, 2026. doi: 10.4239/wjd.115947
Published online Jun 15, 2026. doi: 10.4239/wjd.115947
Letter to the Editor: Unveiling the role of decapping scavenger enzyme in diabetic foot ulcers: Linking N7-methylguanosine RNA modification to impaired wound healing
Shi-Yi Wang, University Medical Center Groningen, University of Groningen, Groningen 9700 RB, Netherlands
Nian-Zhe Sun, Pan-Feng Wu, Ju-Yu Tang, National Clinical Research Center of Geriatric Disorders, Xiangya Hospital, Central South University, Changsha 410008, Hunan Province, China
Co-corresponding authors: Nian-Zhe Sun and Pan-Feng Wu.
Author contributions: Wang SY wrote the first draft, developed the main ideas, and revised the manuscript; Tang JY provided the additional ideas; Sun NZ and Wu PF provided critical feedback, improved the manuscript structure, and added key examples. This letter designates Sun NZ and Wu PF as co-corresponding authors based on their equal and substantial intellectual contributions to this work. As a concise academic correspondence, its focus lies in presenting a novel perspective and a rigorous, logical argument. Sun NZ provided the foundational conceptual direction and oversaw the critical argumentation that forms the core of our response. Wu PF was instrumental in the in-depth critical review, structural refinement, and ensuring the overall precision and academic tone of the manuscript. Both authors jointly conceived the intellectual framework, participated in manuscript drafting, and iteratively revised the text to its final form. This designation accurately reflects their shared responsibility and equal intellectual leadership in developing and finalizing this scholarly communication, in accordance with established academic authorship norms.
Conflict-of-interest statement: All the authors report no relevant conflicts of interest for this article.
Corresponding author: Nian-Zhe Sun, MD, National Clinical Research Center of Geriatric Disorders, Xiangya Hospital, Central South University, No. 87 Xiangya Road, Kaifu District, Changsha 410008, Hunan Province, China. sunnzh201921@sina.com
Received: October 30, 2025
Revised: January 12, 2026
Accepted: February 4, 2026
Published online: June 15, 2026
Processing time: 225 Days and 5.6 Hours
Revised: January 12, 2026
Accepted: February 4, 2026
Published online: June 15, 2026
Processing time: 225 Days and 5.6 Hours
Core Tip
Core Tip: Reduced expression of the N7-methylguanosine decapping scavenger enzyme (DCPS) has been observed in diabetes and associated with impaired keratinocyte regeneration. DCPS may work as a useful biomarker and therapeutic target for improving wound healing in diabetes.