Evidence map›Paper›PMID 33275313›Full record

ArticleEMBO reports2020

Blocking mitochondrial pyruvate import in brown adipocytes induces energy wasting via lipid cycling.

Michaela Veliova, Caroline M Ferreira, Ilan Y Benador, Anthony E Jones, Kiana Mahdaviani, Alexandra J Brownstein, Brandon R Desousa, Rebeca Acín-Pérez, Anton Petcherski, Essam A Assali and 7 more

Open access · hybridAbstract read
In one paragraph

Article in EMBO reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

29 citing papers in PubMed, 54 citations in OpenAlex.

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  10. Ucp1 Ablation Improves Skeletal Muscle Glycolytic Function in Aging Mice.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
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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

17 authors at 5 institutions in 4 countries.

Michaela VeliovaDepartment of Molecular and Medical Pharmacology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.ORCID 0000-0003-1117-691X
Caroline M FerreiraDivision of Endocrinology, Department of Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Ilan Y BenadorDivision of Endocrinology, Department of Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Anthony E JonesDepartment of Molecular and Medical Pharmacology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.ORCID 0000-0003-2058-6021
Kiana MahdavianiNutrition and Metabolism, Graduate Medical Sciences, Boston University School of Medicine, Boston, MA, USA.
Alexandra J BrownsteinDivision of Endocrinology, Department of Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Brandon R DesousaDepartment of Molecular and Medical Pharmacology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Rebeca Acín-PérezDivision of Endocrinology, Department of Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.ORCID 0000-0001-9553-8337
Anton PetcherskiDivision of Endocrinology, Department of Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.ORCID 0000-0002-3143-3867
Essam A AssaliDivision of Endocrinology, Department of Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.ORCID 0000-0002-7788-7047
Linsey StilesDivision of Endocrinology, Department of Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Ajit S DivakaruniDepartment of Molecular and Medical Pharmacology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.
Marc PrentkiDepartment of Nutrition, , Université de Montréal, Montreal Diabetes Research Center and CRCHUM, Montréal, QC, Canada.
Barbara E CorkeyNutrition and Metabolism, Graduate Medical Sciences, Boston University School of Medicine, Boston, MA, USA.
Marc LiesaDepartment of Molecular and Medical Pharmacology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.ORCID 0000-0002-5909-8570
Marcus F OliveiraInstituto de Bioquímica Médica Leopoldo de Meis, Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil.ORCID 0000-0002-9890-8425
Orian S ShirihaiDepartment of Molecular and Medical Pharmacology, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA.ORCID 0000-0001-8466-3431
University of California, Los Angeles · USBoston University · USUniversidade Federal do Rio de Janeiro · BRBen-Gurion University of the Negev · ILUniversité de Montréal · CA

Funding

UCLA Clinical Translational Science InstituteUL1TR001881 · NCATS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI ARLEEN F. BROWN, ARASH NAEIM · 2016 to 2026
$118.1M
Transgenic & Knock-out MouseP30DK063491 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI PETER J TONTONOZ · 2003 to 2026
$40.4M
Pilot and Feasibility ProgramP30DK041301 · NIDDK · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI ROZENGURT, JUAN ENRIQUE · 1990 to 2019
$18.0M
TUMOR CELL SURFACES AND CHROMOSOMEST32CA009056 · NCI · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI Gay M Crooks, David A. Nathanson · 1985 to 2026
$10.5M
Understanding How Metabolic Cofactors Control Cell Function and FateR35GM138003 · NIGMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI Ajit Divakaruni · 2020 to 2026
$2.8M
Mitochondrial regulation of energy efficiencyR01DK099618 · NIDDK · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI CORKEY, BARBARA E., SHIRIHAI, ORIAN S · 2014 to 2018
$1.8M
Role of the heme-related mitochondrial antioxidant ABCB10 in alcoholic liver diseaseR01AA026914 · NIAAA · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI SHIRIHAI, ORIAN S · 2019 to 2022
$1.4M
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES) 001Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro (FAPERJ) E-26/102.333/2013Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro (FAPERJ) E-26/203.043/2016HHS | NIH | National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) 5 R01 DK099618‐02HHS | NIH | National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) P30 41301MCTI | Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) 229526/2013-6MCTI | Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) 303044/2017-9MCTI | Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq) 404153/2016-0NCATS NIH HHS UL1 TR001881NCI NIH HHS T32 CA009056NIAAA NIH HHS R01 AA026914NIDDK NIH HHS P30 DK063491NIDDK NIH HHS R01 DK099618NIGMS NIH HHS R35 GM138003UC | UCSF | Clinical and Translational Science Institute, University of California, San Francisco (CTSI) UL1TR001881
6 · The paper itself

Abstract

Combined fatty acid esterification and lipolysis, termed lipid cycling, is an ATP-consuming process that contributes to energy expenditure. Therefore, interventions that stimulate energy expenditure through lipid cycling are of great interest. Here we find that pharmacological and genetic inhibition of the mitochondrial pyruvate carrier (MPC) in brown adipocytes activates lipid cycling and energy expenditure, even in the absence of adrenergic stimulation. We show that the resulting increase in ATP demand elevates mitochondrial respiration coupled to ATP synthesis and fueled by lipid oxidation. We identify that glutamine consumption and the Malate-Aspartate Shuttle are required for the increase in Energy Expenditure induced by MPC inhibition in Brown Adipocytes (MAShEEBA). We thus demonstrate that energy expenditure through enhanced lipid cycling can be activated in brown adipocytes by decreasing mitochondrial pyruvate availability. We present a new mechanism to increase energy expenditure and fat oxidation in brown adipocytes, which does not require adrenergic stimulation of mitochondrial uncoupling.

Indexed as

Adipocytes, BrownPyruvic AcidAdipose Tissue, BrownEnergy MetabolismLipidsMitochondriaThermogenesisUncoupling Protein 1LipidsPyruvic AcidUncoupling Protein 1futile cyclemalate aspartate shuttlemetabolismmitochondrial pyruvate carrierthermogenesis

Identifiers

PMID33275313
PMCPMC7726774
OpenAlexW3110169554

What OpenQuestion holds

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LicenceCC BY
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.