Evidence map›Paper›PMID 33767328›Full record

ArticleCommunications biology2021

Secreted midbody remnants are a class of extracellular vesicles molecularly distinct from exosomes and microparticles.

Alin Rai, David W Greening, Rong Xu, Maoshan Chen, Wittaya Suwakulsiri, Richard J Simpson

Open access · goldAbstract read
In one paragraph

Article in Communications biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed
5.7field-weighted citation impact, top 3% 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

47 citing papers in PubMed, 89 citations in OpenAlex.

  1. Review
  2. Article
  3. Condensates on the Move: Midbody Remnants as Large, Translation-Competent Extracellular Vesicles.BioEssays : news and reviews in molecular, cellular and developmental biology · 2026
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  5. Article
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  11. Frontiers in cellular neuroscience · 2026
    Review
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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

6 authors at 2 institutions in 1 country.

Alin RaiDepartment of Biochemistry and Genetics, La Trobe Institute for Molecular Science (LIMS), La Trobe University, Melbourne, VIC, 3086, Australia. alin.rai@baker.edu.au.ORCID 0000-0001-7994-5151
David W GreeningDepartment of Biochemistry and Genetics, La Trobe Institute for Molecular Science (LIMS), La Trobe University, Melbourne, VIC, 3086, Australia.ORCID 0000-0001-7516-485X
Rong XuDepartment of Biochemistry and Genetics, La Trobe Institute for Molecular Science (LIMS), La Trobe University, Melbourne, VIC, 3086, Australia.ORCID 0000-0002-5510-3678
Maoshan ChenDepartment of Biochemistry and Genetics, La Trobe Institute for Molecular Science (LIMS), La Trobe University, Melbourne, VIC, 3086, Australia.ORCID 0000-0002-3827-4969
Wittaya SuwakulsiriDepartment of Biochemistry and Genetics, La Trobe Institute for Molecular Science (LIMS), La Trobe University, Melbourne, VIC, 3086, Australia.
Richard J SimpsonDepartment of Biochemistry and Genetics, La Trobe Institute for Molecular Science (LIMS), La Trobe University, Melbourne, VIC, 3086, Australia. richard.simpson@latrobe.edu.au.ORCID 0000-0002-9834-0796
La Trobe University · AUBaker Heart and Diabetes Institute · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

During the final stages of cell division, newly-formed daughter cells remain connected by a thin intercellular bridge containing the midbody (MB), a microtubule-rich organelle responsible for cytokinetic abscission. Following cell division the MB is asymmetrically inherited by one daughter cell where it persists as a midbody remnant (MB-R). Accumulating evidence shows MB-Rs are secreted (sMB-Rs) into the extracellular medium and engulfed by neighbouring non-sister cells. While much is known about intracellular MB-Rs, sMB-Rs are poorly understood. Here, we report the large-scale purification and biochemical characterisation of sMB-Rs released from colon cancer cells, including profiling of their proteome using mass spectrometry. We show sMB-Rs are an abundant class of membrane-encapsulated extracellular vesicle (200-600 nm) enriched in core cytokinetic proteins and molecularly distinct from exosomes and microparticles. Functional dissection of sMB-Rs demonstrated that they are engulfed by, and accumulate in, quiescent fibroblasts where they promote cellular transformation and an invasive phenotype.

Indexed as

AnimalsColonic NeoplasmsCytokinesisExtracellular VesiclesHumansMaleMiceMice, Inbred NODMice, SCIDMicrotubulesOrganellesTumor Cells, Cultured

Identifiers

PMID33767328
PMCPMC7994562
OpenAlexW3136281230

What OpenQuestion 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 OpenQuestion graph.