Evidence map›Paper›PMID 35921818›Full record

ArticleCell metabolism2022

Aberrant iron distribution via hepatocyte-stellate cell axis drives liver lipogenesis and fibrosis.

Hong Gao, Zhongmou Jin, Gautam Bandyopadhyay, Gaowei Wang, Dinghong Zhang, Karina Cunha E Rocha, Xiao Liu, Huayi Zhao, Tatiana Kisseleva, David A Brenner and 2 more

Open access · greenAbstract read
In one paragraph

Article in Cell metabolism, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 137 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
137citing papers in PubMed, 3 pooled it
28.2field-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

137 citing papers in PubMed, 3 syntheses or guidelines pooled it, 195 citations in OpenAlex.

  1. Recent Advances in Research on Iron Metabolism, Ferritin, and Hepcidin.International journal of molecular sciences · 2026
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  10. [Role of glutathione in regulating ferroptosis and cuproptosis in metabolic dysfunction-associated steatotic liver disease].Zhong nan da xue xue bao. Yi xue ban = Journal of Central South University. Medical sciences · 2026
    Review
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77 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

12 authors at 1 institution in 1 country.

Hong GaoDivision of Endocrinology & Metabolism, Department of Medicine, University of California, San Diego, La Jolla, CA, USA. Electronic address: hog007@health.ucsd.edu.
Zhongmou JinDivision of Biological Sciences, University of California, San Diego, La Jolla, CA, USA.
Gautam BandyopadhyayDivision of Endocrinology & Metabolism, Department of Medicine, University of California, San Diego, La Jolla, CA, USA.
Gaowei WangDepartment of Pediatrics, Pediatric Diabetes Research Center, University of California, San Diego, La Jolla, CA, USA.
Dinghong ZhangDivision of Endocrinology & Metabolism, Department of Medicine, University of California, San Diego, La Jolla, CA, USA.
Karina Cunha E RochaDivision of Endocrinology & Metabolism, Department of Medicine, University of California, San Diego, La Jolla, CA, USA.
Xiao LiuDepartment of Medicine, University of California, San Diego, La Jolla, CA, USA; Department of Surgery, University of California, San Diego, La Jolla, CA, USA.
Huayi ZhaoDepartment of Medicine, University of California, San Diego, La Jolla, CA, USA.
Tatiana KisselevaDepartment of Surgery, University of California, San Diego, La Jolla, CA, USA.
David A BrennerDepartment of Medicine, University of California, San Diego, La Jolla, CA, USA.
Michael KarinDepartment of Pharmacology, University of California, San Diego, La Jolla, CA, USA. Electronic address: karinoffice@health.ucsd.edu.
Wei YingDivision of Endocrinology & Metabolism, Department of Medicine, University of California, San Diego, La Jolla, CA, USA. Electronic address: weying@health.ucsd.edu.
University of California, San Diego · US

Funding

Yeast Genetics and Stress Response Genes-BiomedicalP42ES010337 · NIEHS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI TUKEY, ROBERT H · 2000 to 2022
$69.8M
The Southernearch Center for ALPD and CirrhosisP50AA011999 · NIAAA · UNIVERSITY OF SOUTHERN CALIFORNIA · PI ANNA S. GUKOVSKAYA · 1999 to 2026
$45.8M
Transgenic & Knock-out MouseP30DK063491 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI PETER J TONTONOZ · 2003 to 2026
$40.4M
U of Calif, San Diego Neuroscience Microscopy ImagingP30NS047101 · NINDS · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI GLEESON, JOSEPH G, ZHENG, BINHAI · 2003 to 2022
$9.0M
Inactivation of Hepatic Stellate Cells During Reversal of Liver FibrosisR01DK099205 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI BRENNER, DAVID A., KISSELEVA, TATIANA · 2014 to 2025
$4.8M
Control of Lipogenesis and Hepatic Steatosis by Caspase-2R01DK120714 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI Michael Karin · 2019 to 2026
$4.0M
The Role of Portal Fibroblasts in Cholestatic Liver FibrosisR01DK101737 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI KISSELEVA, TATIANA · 2014 to 2025
$3.8M
Highly penetrant and immunogenic mouse models of non-viral HCC that are suitable for evaluation of immune checkpoint inhibitorsR01CA234128 · NCI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI KARIN, MICHAEL · 2019 to 2023
$2.7M
Mechanisms by which hepatocyte extracellular miRNAs mediate peripheral insulin sensitivityR01DK125560 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI YING, WEI · 2021 to 2025
$2.0M
The Role of IL-17 in Alcoholic Liver Disease and CancerU01AA022614 · NIAAA · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI KARIN, MICHAEL, KISSELEVA, TATIANA · 2014 to 2018
$1.8M
Adipose tissue macrophages secrete exosome-miRs as paracrine/endocrine molecules to directly modulate insulin target cell function in response to obesityR00DK115998 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI YING, WEI · 2020 to 2022
$739k
Illumina NovaSeq 6000 Sequencing SystemS10OD026929 · OD · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI JEPSEN, KRISTEN LYNN · 2019 to 2019
$600k
NCI NIH HHS R01 CA234128NIAAA NIH HHS P50 AA011999NIAAA NIH HHS U01 AA022614NIDDK NIH HHS P30 DK063491NIDDK NIH HHS R00 DK115998NIDDK NIH HHS R01 DK099205NIDDK NIH HHS R01 DK101737NIDDK NIH HHS R01 DK120714NIDDK NIH HHS R01 DK125560NIEHS NIH HHS P42 ES010337NIH HHS S10 OD026929NINDS NIH HHS P30 NS047101
6 · The paper itself

Abstract

Hepatocytes have important roles in liver iron homeostasis, abnormalities in which are tightly associated with liver steatosis and fibrosis. Here, we show that non-alcoholic fatty liver disease (NAFLD) and steatohepatitis (NASH) are characterized by iron-deficient hepatocytes and iron overload in hepatic stellate cells (HSCs). Iron deficiency enhances hepatocyte lipogenesis and insulin resistance through HIF2α-ATF4 signaling. Elevated secretion of iron-containing hepatocyte extracellular vesicles (EVs), which are normally cleared by Kupffer cells, accounts for hepatocyte iron deficiency and HSC iron overload in NAFLD/NASH livers. Iron accumulation results in overproduction of reactive oxygen species that promote HSC fibrogenic activation. Conversely, blocking hepatocyte EV secretion or depleting EV iron cargo restores liver iron homeostasis, concomitant with mitigation of NAFLD/NASH-associated liver steatosis and fibrosis. Taken together, these studies show that iron distribution disorders contribute to the development of liver metabolic diseases.

Indexed as

Iron OverloadNon-alcoholic Fatty Liver DiseaseAnimalsDisease Models, AnimalFibrosisHepatic Stellate CellsHepatocytesIronKupffer CellsLipogenesisLiverLiver CirrhosisIronextracellular vesiclehepatic stellate cellhepatocyteironliver fibrosisliver steatosisNAFLDNASH

Identifiers

PMID35921818
PMCPMC9365100
OpenAlexW4289527021

What OpenQuestion holds

Textmetadata
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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.