Evidence map›Paper›PMID 42181846›Full record

ArticleJournal of clinical and translational hepatology2026

m1A Epitranscriptomic Control of NUPR1 by YTHDF1 Exacerbates Metabolic Dysregulation in Nonalcoholic Fatty Liver Disease.

Nan Luo, Zhihai Xu, Dongmei Zhao, Xue Yang, Yu Tian, Rongkuan Li

Abstract read
In one paragraph

Article in Journal of clinical and translational hepatology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Nan LuoDepartment of Infection, The Second Hospital of Dalian Medical University, Dalian, Liaoning, China.
Zhihai XuDepartment of Vascular Surgery, The Second Hospital of Dalian Medical University, Dalian, Liaoning, China.
Dongmei ZhaoShanghai Fifth People's Hospital, Fudan University, Shanghai, China.
Xue YangDepartment of Vascular Surgery, The Second Hospital of Dalian Medical University, Dalian, Liaoning, China.
Yu TianDepartment of Vascular Surgery, The Second Hospital of Dalian Medical University, Dalian, Liaoning, China.ORCID https://orcid.org/0000-0001-6378-1199
Rongkuan LiDepartment of Infection, The Second Hospital of Dalian Medical University, Dalian, Liaoning, China.ORCID https://orcid.org/0000-0002-2927-7017

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background and Aims: Nonalcoholic fatty liver disease (NAFLD) is a prevalent metabolic disorder with a complex pathogenesis. Although epitranscriptomic modifications such as N6-methyladenosine (m6A) have been implicated in NAFLD, the role of N1-methyladenosine (m1A) and its regulators is largely unexplored. Recently, YTHDF1, a well-characterized m6A reader, was also shown to recognize m1A; however, the functional consequences of this dual specificity are unknown. This study aimed to investigate the role of YTHDF1 in NAFLD pathogenesis and to explore whether its function is mediated through recognition of RNA methylation modification on specific target mRNAs. Methods: Expression of YTHDF1 in NAFLD was analyzed in the GEO database. Loss-of-function studies for YTHDF1 were conducted Results: We identified a critical role for YTHDF1 in promoting hepatic steatosis. NUPR1, a stress-induced transcriptional regulator, undergoes m1A modification. YTHDF1 directly binds to m1A-modified NUPR1 mRNA, enhancing its stability, thereby leading to elevated NUPR1 protein levels. Functionally, upregulated NUPR1 acts as a core driver of NAFLD pathogenesis by activating lipogenic and suppressing fatty acid β-oxidation genes, thereby exacerbating hepatic lipid accumulation. Conclusions: Our study unveils a novel epitranscriptomic mechanism in which YTHDF1, functioning as a dual-specificity reader, governs NAFLD progression through the m1A-NUPR1 axis. This not only expands the understanding of RNA modification recognition but also establishes the YTHDF1-m1A-NUPR1 pathway as a promising therapeutic target for metabolic liver disease.

Indexed as

Lipid metabolismNon-alcoholic fatty liver diseaseNUPR1 proteinRNA methylationRNA stabilityYTHDF1 protein

Identifiers

PMID42181846
PMCPMC13195385

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.