Evidence map›Paper›PMID 31919869›Full record

ArticleThe EMBO journal2020

Adipocyte extracellular vesicles carry enzymes and fatty acids that stimulate mitochondrial metabolism and remodeling in tumor cells.

Emily Clement, Ikrame Lazar, Camille Attané, Lorry Carrié, Stéphanie Dauvillier, Manuelle Ducoux-Petit, David Esteve, Thomas Menneteau, Mohamed Moutahir, Sophie Le Gonidec and 5 more

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 156 papers.

0numbers the graph read from it
0cells of the map it votes in
156citing papers in PubMed
11.0field-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

156 citing papers in PubMed, 231 citations in OpenAlex.

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96 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

15 authors at 3 institutions in 2 countries.

Emily ClementInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
Ikrame LazarInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
Camille AttanéInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.ORCID 0000-0002-2073-7291
Lorry CarriéInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
Stéphanie DauvillierInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
Manuelle Ducoux-PetitInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
David EsteveInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
Thomas MenneteauInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
Mohamed MoutahirInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
Sophie Le GonidecInstitut des Maladies Métaboliques et Cardiovasculaires (I2MC), INSERM, UPS, Université de Toulouse, Toulouse, France.
Stéphane DalleDepartment of Dermatology, Centre Hospitalier Lyon Sud, Pierre Bénite Cedex, France.
Philippe ValetInstitut des Maladies Métaboliques et Cardiovasculaires (I2MC), INSERM, UPS, Université de Toulouse, Toulouse, France.
Odile Burlet-SchiltzInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
Catherine MullerInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.
Laurence NietoInstitut de Pharmacologie et de Biologie Structurale (IPBS), CNRS, UPS, Université de Toulouse, Toulouse, France.ORCID 0000-0002-1006-0168
Centre National de la Recherche Scientifique · FRUniversité Toulouse III - Paul Sabatier · FRHôpital Lyon Sud · FR

Funding

European Found (FEDER) 43485Fondation ARC pour la Recherche sur le Cancer (ARC) PJA20131200457Fondation de France 00081132Fondation de France 171352French Ministry of Research ANR 10-INBS-08Ligue Contre le Cancer 5FI11679PXVRégion Midi-pyrénées 07018993Société Française de Dermatologie 140372Société Française de Dermatologie 194028Toulouse Métropole
6 · The paper itself

Abstract

Extracellular vesicles are emerging key actors in adipocyte communication. Notably, small extracellular vesicles shed by adipocytes stimulate fatty acid oxidation and migration in melanoma cells and these effects are enhanced in obesity. However, the vesicular actors and cellular processes involved remain largely unknown. Here, we elucidate the mechanisms linking adipocyte extracellular vesicles to metabolic remodeling and cell migration. We show that adipocyte vesicles stimulate melanoma fatty acid oxidation by providing both enzymes and substrates. In obesity, the heightened effect of extracellular vesicles depends on increased transport of fatty acids, not fatty acid oxidation-related enzymes. These fatty acids, stored within lipid droplets in cancer cells, drive fatty acid oxidation upon being released by lipophagy. This increase in mitochondrial activity redistributes mitochondria to membrane protrusions of migrating cells, which is necessary to increase cell migration in the presence of adipocyte vesicles. Our results provide key insights into the role of extracellular vesicles in the metabolic cooperation that takes place between adipocytes and tumors with particular relevance to obesity.

Indexed as

3T3 CellsAdipocytesAnimalsAutophagyCell Line, TumorCell MovementExtracellular VesiclesFatty AcidsHumansLipid MetabolismMaleMelanomaMiceMitochondriaMitochondrial DynamicsObesityFatty Acidsexosomefatty acid oxidationlipophagymelanomaobesity

Identifiers

PMID31919869
PMCPMC6996584
OpenAlexW3000534695

What OpenQuestion 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 OpenQuestion graph.