Evidence map›Paper›PMID 22986507›Full record

ReviewCellular and molecular life sciences : CMLS2013

Multiple roles for the actin cytoskeleton during regulated exocytosis.

Natalie Porat-Shliom, Oleg Milberg, Andrius Masedunskas, Roberto Weigert

Abstract readReview
In one paragraph

Review in Cellular and molecular life sciences : CMLS, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 113 papers.

0numbers the graph read from it
0cells of the map it votes in
113citing papers in PubMed
–field-weighted citation impact
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

113 citing papers in PubMed.

  1. Article
  2. Article
  3. Membrane Merger Dynamics in Exocytosis and Endocytosis.Advances in experimental medicine and biology · 2026
    Review
  4. Article
  5. PI(4,5)PBiochimica et biophysica acta. Molecular and cell biology of lipids · 2025
    Review
  6. Article
  7. Article
  8. Article
  9. Article
  10. Review
  11. GnRH Induces Citrullination of the Cytoskeleton in Murine Gonadotrope Cells.International journal of molecular sciences · 2024
    Article
  12. Review
  13. Article
  14. Review
  15. Article
  16. Article
  17. Article
  18. Article
  19. Isolation of the B Cell Immune Synapse for Proteomic Analysis.Methods in molecular biology (Clifton, N.J.) · 2023
    Article
  20. α-Synuclein is required for sperm exocytosis at a post-fusion stage.Frontiers in cell and developmental biology · 2023
    Article

53 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

4 authors.

Natalie Porat-ShliomIntracellular Membrane Trafficking Unit, Oral and Pharyngeal Cancer Branch, National Institute of Dental and Craniofacial Research, National Institutes of Health, 30 Convent Dr. 303A, Bethesda, MD 20892-4340, USA.
Oleg Milberg
Andrius Masedunskas
Roberto Weigert

Funding

Molecular Mechanisms regulating membrane trafficking in salivary glandsZIADE000717 · NIDCR · NATIONAL INSTITUTE OF DENTAL & CRANIOFACIAL RESEARCH · PI WEIGERT, ROBERTO · 2009 to 2015
$9.2M
UMDNJ TRAINING GRANT IN BIOTECHNOLOGYT32GM008339 · NIGMS · RUTGERS THE ST UNIV OF NJ NEW BRUNSWICK · PI YARMUSH, MARTIN L · 1989 to 2019
$6.1M
Intramural NIH HHS Z99 DE999999Intramural NIH HHS ZIA DE000717NIGMS NIH HHS T32 GM008339
6 · The paper itself

Abstract

Regulated exocytosis is the main mechanism utilized by specialized secretory cells to deliver molecules to the cell surface by virtue of membranous containers (i.e., secretory vesicles). The process involves a series of highly coordinated and sequential steps, which include the biogenesis of the vesicles, their delivery to the cell periphery, their fusion with the plasma membrane, and the release of their content into the extracellular space. Each of these steps is regulated by the actin cytoskeleton. In this review, we summarize the current knowledge regarding the involvement of actin and its associated molecules during each of the exocytic steps in vertebrates, and suggest that the overall role of the actin cytoskeleton during regulated exocytosis is linked to the architecture and the physiology of the secretory cells under examination. Specifically, in neurons, neuroendocrine, endocrine, and hematopoietic cells, which contain small secretory vesicles that undergo rapid exocytosis (on the order of milliseconds), the actin cytoskeleton plays a role in pre-fusion events, where it acts primarily as a functional barrier and facilitates docking. In exocrine and other secretory cells, which contain large secretory vesicles that undergo slow exocytosis (seconds to minutes), the actin cytoskeleton plays a role in post-fusion events, where it regulates the dynamics of the fusion pore, facilitates the integration of the vesicles into the plasma membrane, provides structural support, and promotes the expulsion of large cargo molecules.

Indexed as

ActinsCytoskeletonExocytosisHumansMembrane FusionModels, BiologicalMyosinsSecretory PathwaySecretory VesiclesActinsMyosins

Identifiers

PMID22986507
PMCPMC4052552

What OpenQuestion holds

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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.