Evidence map›Paper›PMID 35333565›Full record

ArticleScience advances2022

LAMP2A regulates the loading of proteins into exosomes.

João Vasco Ferreira, Ana da Rosa Soares, José Ramalho, Catarina Máximo Carvalho, Maria Helena Cardoso, Petra Pintado, Ana Sofia Carvalho, Hans Christian Beck, Rune Matthiesen, Mónica Zuzarte and 3 more

Open access · goldAbstract read
In one paragraph

Article in Science advances, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 120 papers.

0numbers the graph read from it
0cells of the map it votes in
120citing papers in PubMed
14.3field-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

120 citing papers in PubMed, 179 citations in OpenAlex.

  1. Review
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  5. Exosome-mediated siRNA delivery in cancer: Loading strategies, targeting approaches, and therapeutic outcomes.Daru : journal of Faculty of Pharmacy, Tehran University of Medical Sciences · 2026
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  8. Endogenous Engineering Reprograms Extracellular Vesicles for Enhanced Therapeutic Function.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
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60 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors at 4 institutions in 3 countries.

João Vasco FerreiraProteostasis and Proteolytic Signalling Lab, Chronic Diseases Research Centre (CEDOC), NOVA Medical School, Faculdade de Ciencias Medicas, Universidade NOVA de Lisboa, Lisbon, Portugal.ORCID 0000-0001-5897-7461
Ana da Rosa SoaresProteostasis and Proteolytic Signalling Lab, Chronic Diseases Research Centre (CEDOC), NOVA Medical School, Faculdade de Ciencias Medicas, Universidade NOVA de Lisboa, Lisbon, Portugal.ORCID 0000-0002-0371-4610
José RamalhoProteostasis and Proteolytic Signalling Lab, Chronic Diseases Research Centre (CEDOC), NOVA Medical School, Faculdade de Ciencias Medicas, Universidade NOVA de Lisboa, Lisbon, Portugal.ORCID 0000-0002-1927-164X
Catarina Máximo CarvalhoProteostasis and Proteolytic Signalling Lab, Chronic Diseases Research Centre (CEDOC), NOVA Medical School, Faculdade de Ciencias Medicas, Universidade NOVA de Lisboa, Lisbon, Portugal.ORCID 0000-0002-9842-3479
Maria Helena CardosoProteostasis and Proteolytic Signalling Lab, Chronic Diseases Research Centre (CEDOC), NOVA Medical School, Faculdade de Ciencias Medicas, Universidade NOVA de Lisboa, Lisbon, Portugal.ORCID 0000-0002-3634-1128
Petra PintadoFish Facility, CEDOC, NOVA Medical School, Faculdade de Ciencias Medicas, Universidade NOVA de Lisboa, Lisbon, Portugal.ORCID 0000-0003-3635-6220
Ana Sofia CarvalhoComputational and Experimental Biology Group, CEDOC, NOVA Medical School, Faculdade de Ciencias Medicas, Universidade NOVA de Lisboa, Lisbon, Portugal.ORCID 0000-0003-0657-1907
Hans Christian BeckCentre for Clinical Proteomics, Department of Clinical Biochemistry and Pharmacology, Odense University Hospital, Odense, Denmark.
Rune MatthiesenComputational and Experimental Biology Group, CEDOC, NOVA Medical School, Faculdade de Ciencias Medicas, Universidade NOVA de Lisboa, Lisbon, Portugal.ORCID 0000-0002-6353-2616
Mónica ZuzarteUniversity of Coimbra, Coimbra Institute for Clinical and Biomedical Research (iCBR), Faculty of Medicine, Center for Innovative Biomedicine and Biotechnology (CIBB), Clinical Academic Centre of Coimbra (CACC), Coimbra, Portugal.ORCID 0000-0001-8294-6980
Henrique GirãoUniversity of Coimbra, Coimbra Institute for Clinical and Biomedical Research (iCBR), Faculty of Medicine, Center for Innovative Biomedicine and Biotechnology (CIBB), Clinical Academic Centre of Coimbra (CACC), Coimbra, Portugal.
Guillaume van NielUniversité de Paris, Institute of Psychiatry and Neuroscience of Paris (IPNP), INSERM U1266, F-75014 Paris, France.ORCID 0000-0002-8651-9705
Paulo PereiraProteostasis and Proteolytic Signalling Lab, Chronic Diseases Research Centre (CEDOC), NOVA Medical School, Faculdade de Ciencias Medicas, Universidade NOVA de Lisboa, Lisbon, Portugal.ORCID 0000-0002-9908-2290
Universidade Nova de Lisboa · PTUniversity of Coimbra · PTInserm · FROdense University Hospital · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Exosomes are extracellular vesicles of endosomal origin that are released by practically all cell types across metazoans. Exosomes are active vehicles of intercellular communication and can transfer lipids, RNAs, and proteins between different cells, tissues, or organs. Here, we describe a mechanism whereby proteins containing a KFERQ motif pentapeptide are loaded into a subpopulation of exosomes in a process that is dependent on the membrane protein LAMP2A. Moreover, we demonstrate that this mechanism is independent of the ESCRT machinery but dependent on HSC70, CD63, Alix, Syntenin-1, Rab31, and ceramides. We show that the master regulator of hypoxia HIF1A is loaded into exosomes by this mechanism to transport hypoxia signaling to normoxic cells. In addition, by tagging fluorescent proteins with KFERQ-like sequences, we were able to follow the interorgan transfer of exosomes. Our findings open new avenues for exosome engineering by allowing the loading of bioactive proteins by tagging them with KFERQ-like motifs.

Indexed as

ExosomesExtracellular VesiclesLysosomal-Associated Membrane Protein 2Cell CommunicationEndosomal Sorting Complexes Required for TransportSignal TransductionEndosomal Sorting Complexes Required for TransportLysosomal-Associated Membrane Protein 2

Identifiers

PMID35333565
PMCPMC8956266
OpenAlexW4220661671

What Socratic holds

Textmetadata
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 Socratic graph.