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Publication Name World Journal of Gastroenterology
Manuscript ID 119398
Country China
Received
2026-01-27 06:41
Peer-Review Started
2026-01-27 06:47
First Decision by Editorial Office Director
2026-02-13 08:17
Return for Revision
2026-02-13 08:17
Revised
2026-02-22 13:31
Publication Fee Transferred
2026-02-23 05:51
Second Decision by Editor
2026-03-13 02:43
Second Decision by Editor-in-Chief
Final Decision by Editorial Office Director
2026-03-13 07:18
Articles in Press
2026-03-13 07:18
Edit the Manuscript by Language Editor
Typeset the Manuscript
2026-06-15 09:26
Publish the Manuscript Online
2026-06-30 13:40
ISSN 1007-9327 (print) and 2219-2840 (online)
Open Access 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.
Copyright ©Author(s) (or their employer(s)) 2026. No commercial re-use. See Permissions. Published by Baishideng Publishing Group Inc.
Article Reprints For details, please visit: http://www.wjgnet.com/bpg/gerinfo/247
Permissions For details, please visit: http://www.wjgnet.com/bpg/gerinfo/207
Publisher Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA
Website http://www.wjgnet.com
Category Gastroenterology & Hepatology
Manuscript Type Basic Study
Article Title Two novel intronic variants in ABCB4: Clinical features, molecular mechanisms, and literature review
Manuscript Source Unsolicited Manuscript
All Author List Yu-Feng Zheng, Yu-Hang Weng, Shun-Xin Li and Yong-Feng Yang
ORCID
Author(s) ORCID Number
Yu-Feng Zheng http://orcid.org/0009-0001-4064-0411
Yu-Hang Weng http://orcid.org/0000-0003-0335-5854
Yong-Feng Yang http://orcid.org/0000-0002-0942-4833
Funding Agency and Grant Number
Funding Agency Grant Number
National Natural Science Foundation of China No. 81970454
Corresponding Author Yong-Feng Yang, Chief, PhD, Professor, Department of Hepatology, The Second Hospital of Nanjing, The Affiliated to Nanjing University of Chinese Medicine, The Affiliated to Southeast University Medical School, No. 1 Zhongfu Road, Gulou District, Nanjing 210003, Jiangsu Province, China. yangyongfeng@njucm.edu.cn
Key Words ABCB4; Multidrug resistance protein 3; Gene; Mutation; Variant; Sequencing; Intron; Splice; Liver
Core Tip This study focuses on two rare ABCB4 intronic variants identified in a clinic through gene sequencing. The clinical characteristics of the patients mainly were cholestasis. And the variants were predicted in silico tools which showed pathogenic. Through literature review, we found two intron variants have not been reported, and there is little research on intron variants. In vitro experiments confirmed that both variants lead to intron retention. These two variants have little effect on ABCB4 messenger RNA and both downregulate multidrug resistance protein 3 expression. Which can explain the clinical pathogenicity of the two cases.
Publish Date 2026-06-30 13:40
Citation

Zheng YF, Weng YH, Li SX, Yang YF. Two novel intronic variants in ABCB4: Clinical features, molecular mechanisms, and literature review. World J Gastroenterol 2026; 32(26): 119398

URL https://www.wjgnet.com/1007-9327/full/v32/i26/119398.htm
DOI https://doi.org/10.3748/wjg.v32.i26.119398
Full Article (PDF) WJG-32-119398-with-cover.pdf
Manuscript File 119398_Auto_Edited_110424.docx
Answering Reviewers 119398-answering-reviewers.pdf
Audio Core Tip 119398-audio.mp3
Biostatistics Review Certificate 119398-biostatistics-statement.pdf
Conflict-of-Interest Disclosure Form 119398-conflict-of-interest-statement.pdf
Copyright License Agreement 119398-copyright-assignment.pdf
Institutional Animal Care and Use Committee Approval Form or Document 119398-institutional-animal-care-and-use-committee-statement.pdf
Institutional Review Board Approval Form or Document 119398-institutional-review-board-statement.pdf
Non-Native Speakers of English Editing Certificate 119398-non-native-speakers.pdf
Supplementary Material 119398-supplementary-material.pdf
Peer-review Report 119398-peer-reviews.pdf
Scientific Misconduct Check 119398-scientific-misconduct-check.png
Scientific Editor Work List 119398-scientific-editor-work-list.pdf
CrossCheck Report 119398-crosscheck-report.pdf