Evidence map›Paper›PMID 32473093›Full record

ArticleMolecular cell2020

Acetyl-CoA Derived from Hepatic Peroxisomal β-Oxidation Inhibits Autophagy and Promotes Steatosis via mTORC1 Activation.

Anyuan He, Xiaowen Chen, Min Tan, Yali Chen, Dongliang Lu, Xiangyu Zhang, John M Dean, Babak Razani, Irfan J Lodhi

Open access · bronzeAbstract read
In one paragraph

Article in Molecular cell, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 132 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
132citing papers in PubMed, 2 pooled it
15.4field-weighted citation impact, top 1% of its field
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

132 citing papers in PubMed, 2 syntheses or guidelines pooled it, 214 citations in OpenAlex.

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  14. Loss of FoxO in skeletal muscle leads to disrupted muscle metabolism and exacerbates starvation-induced hepatic steatosis.Proceedings of the National Academy of Sciences of the United States of America · 2026
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72 more citing papers are in PubMed but not listed here.

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

9 authors at 2 institutions in 1 country.

Anyuan HeDivision of Endocrinology, Metabolism and Lipid Research, Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA.
Xiaowen ChenDivision of Endocrinology, Metabolism and Lipid Research, Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA.
Min TanDivision of Endocrinology, Metabolism and Lipid Research, Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA.
Yali ChenDivision of Endocrinology, Metabolism and Lipid Research, Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA.
Dongliang LuDivision of Endocrinology, Metabolism and Lipid Research, Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA.
Xiangyu ZhangCardiology Division, Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA.
John M DeanDivision of Endocrinology, Metabolism and Lipid Research, Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA.
Babak RazaniCardiology Division, Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA; Veterans Affairs St. Louis Healthcare System, John Cochran Division, St. Louis, MO 63106, USA.
Irfan J LodhiDivision of Endocrinology, Metabolism and Lipid Research, Department of Medicine, Washington University School of Medicine, St. Louis, MO 63110, USA. Electronic address: ilodhi@wustl.edu.
Washington University in St. Louis · USVA St. Louis Health Care System · US

Funding

Washington University Nutrition Obesity Research CenterP30DK056341 · NIDDK · WASHINGTON UNIVERSITY · PI Dominic N Reeds · 1999 to 2026
$30.2M
WU P&FP30DK020579 · NIDDK · WASHINGTON UNIVERSITY · PI Clay F. Semenkovich · 2013 to 2026
$27.1M
TRANSGENICS COREP60DK020579 · NIDDK · WASHINGTON UNIVERSITY · PI SCHAFFER, JEAN E. · 1986 to 2012
$25.2M
TrainingP41GM103422 · NIGMS · WASHINGTON UNIVERSITY · PI YARASHESKI, KEVIN E · 2012 to 2019
$12.0M
Resource Based Center for Musculoskeletal Biology and Medicine (Overall Application)P30AR074992 · NIAMS · WASHINGTON UNIVERSITY · PI MATTHEW J SILVA · 2019 to 2026
$6.8M
THE ROLE OF MACROPHAGE LYSOSOMAL BIOGENESIS IN ATHEROSCLEROSISR01HL125838 · NHLBI · WASHINGTON UNIVERSITY · PI RAZANI, BABAK · 2015 to 2025
$4.6M
REGULATION OF ADIPOSE TISSUE REMODELING AND ENERGY HOMEOSTASISR01DK115867 · NIDDK · WASHINGTON UNIVERSITY · PI LODHI, IRFAN J · 2018 to 2022
$1.9M
Metabolic Link Between Peroxisomes and Mitochondria in the Regulation of ThermogenesisR01DK118333 · NIDDK · WASHINGTON UNIVERSITY · PI LODHI, IRFAN J · 2019 to 2021
$1.2M
Harnessing the Autophagy-Lysosomal Biogenesis Response in Macrophages to Treat AtherosclerosisI01BX003415 · VA · VETERANS HEALTH ADMINISTRATION · PI RAZANI, BABAK · 2018 to 2025
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BLRD VA I01 BX003415NHLBI NIH HHS R01 HL125838NIAMS NIH HHS P30 AR074992NIDDK NIH HHS P30 DK020579NIDDK NIH HHS P30 DK056341NIDDK NIH HHS P60 DK020579NIDDK NIH HHS R01 DK115867NIDDK NIH HHS R01 DK118333NIGMS NIH HHS P41 GM103422
6 · The paper itself

Abstract

Autophagy is activated by prolonged fasting but cannot overcome the ensuing hepatic lipid overload, resulting in fatty liver. Here, we describe a peroxisome-lysosome metabolic link that restricts autophagic degradation of lipids. Acyl-CoA oxidase 1 (Acox1), the enzyme that catalyzes the first step in peroxisomal β-oxidation, is enriched in liver and further increases with fasting or high-fat diet (HFD). Liver-specific Acox1 knockout (Acox1-LKO) protected mice against hepatic steatosis caused by starvation or HFD due to induction of autophagic degradation of lipid droplets. Hepatic Acox1 deficiency markedly lowered total cytosolic acetyl-CoA levels, which led to decreased Raptor acetylation and reduced lysosomal localization of mTOR, resulting in impaired activation of mTORC1, a central regulator of autophagy. Dichloroacetic acid treatment elevated acetyl-CoA levels, restored mTORC1 activation, inhibited autophagy, and increased hepatic triglycerides in Acox1-LKO mice. These results identify peroxisome-derived acetyl-CoA as a key metabolic regulator of autophagy that controls hepatic lipid homeostasis.

Indexed as

AutophagyAcetylationAcetyl Coenzyme AAcyl-CoA OxidaseAnimalsAutophagy-Related Protein 5Diet, High-FatFastingFatty AcidsFatty LiverFemaleMaleMechanistic Target of Rapamycin Complex 1MiceMice, KnockoutMitochondriaAcetyl Coenzyme AACOX1 protein, mouseAcyl-CoA OxidaseAtg5 protein, mouseAutophagy-Related Protein 5Fatty AcidsMechanistic Target of Rapamycin Complex 1Regulatory-Associated Protein of mTORRptor protein, mouseAcox1Autophagyfatty acid oxidationLipid metabolismlipophagymTORNAFLDperoxisomesRaptor

Identifiers

PMID32473093
PMCPMC7335356
OpenAlexW3031000287

What OpenQuestion holds

Textmetadata
LicenceTDM
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 OpenQuestion graph.