Evidence map›Paper›PMID 40982001›Full record

ArticleArchives of toxicology2026

piR-16404 drives ferroptotic liver injury via CASTOR1/mTORC1/GPX4 dysregulation in HepG2 cells and mice: a novel toxicity mechanism of N, N-dimethylformamide.

Wanli Ma, Xiaoyu Huo, Ruoxi Li, Jingjing Xing, Lin Xu, Dianke Yu

Abstract read
PubMed Publisher
In one paragraph

Article in Archives of toxicology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

18 citing papers in PubMed.

  1. Ellagic Acid Enhances RSL3-Induced Ferroptosis by Inhibiting the Nrf2/HO-1 Signaling Pathway in Pancreatic Ductal Adenocarcinoma.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2026
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  12. Yin-Dan-Ping-Gan Capsule Mitigates CCLPharmaceuticals (Basel, Switzerland) · 2026
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Wanli Ma *School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, 266071, Shandong, China.
Xiaoyu Huo *School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, 266071, Shandong, China.
Ruoxi Li *School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, 266071, Shandong, China.
Jingjing XingSchool of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, 266071, Shandong, China.
Lin XuSchool of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, 266071, Shandong, China. xulin992@163.com.ORCID 0000-0003-4601-6107
Dianke YuSchool of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, 266071, Shandong, China.

Funding

National Natural Science Foundation of China 8220486
6 · The paper itself

Abstract

N, N-dimethylformamide (DMF), a widely used industrial solvent including new energy technologies, induces hepatotoxicity through poorly understood mechanisms. This study demonstrates that DMF exposure triggers ferroptosis in hepatocytes, characterized by glutathione depletion, iron accumulation, and lipid peroxidation both in vitro (0-160 mM DMF exposure) and in vivo (0, 750 mg/kg and 1500 mg/kg of DMF exposure). Transmission electron microscopy revealed ferroptotic mitochondrial damage, while biochemical assays confirmed GPX4 suppression and elevated 4-HNE levels. piRNA sequencing identified piR-16404 as significantly downregulated following DMF exposure. Functional studies showed piR-16404 overexpression attenuated DMF-induced ferroptosis by targeting CASTOR1, an arginine sensor for mTORC1. Mechanistically, piR-16404 binds CASTOR1's 3'-UTR to promote its degradation, thereby reactivating mTORC1-GPX4 signaling. In vivo supplementation of agomir-piR-16404 ameliorated DMF-induced liver injury, reducing serum ALT/AST by 42-58% and restoring hepatic GPX4 expression. Our findings establish ferroptosis as a key pathway in DMF hepatotoxicity and identify the piR-16404-CASTOR1-mTORC1 axis as a novel therapeutic target, providing new insights into environmental chemical-induced liver injury mechanisms.

Indexed as

Chemical and Drug Induced Liver InjuryFerroptosisAnimalsHepatocytesHep G2 CellsHumansLiverMaleMechanistic Target of Rapamycin Complex 1MiceMice, Inbred C57BLPhospholipid Hydroperoxide Glutathione Peroxidaseglutathione peroxidase 4, mouseMechanistic Target of Rapamycin Complex 1Phospholipid Hydroperoxide Glutathione PeroxidaseCASTOR1FerroptosisHepatotoxicityN, N-dimethylformamidepiRNA

Identifiers

What Socratic holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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 Socratic graph.