Evidence map›Paper›PMID 19633667›Full record

ArticleNature neuroscience2009

Ca(2+) and calmodulin initiate all forms of endocytosis during depolarization at a nerve terminal.

Xin-Sheng Wu, Benjamin D McNeil, Jianhua Xu, Junmei Fan, Lei Xue, Ernestina Melicoff, Roberto Adachi, Li Bai, Ling-Gang Wu

Erratum issuedOpen access · greenAbstract read
In one paragraph

Article in Nature neuroscience, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 147 papers.

0numbers the graph read from it
0cells of the map it votes in
147citing papers in PubMed
8.0field-weighted citation impact, top 2% 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

147 citing papers in PubMed, 237 citations in OpenAlex.

  1. Article
  2. Membrane Merger Dynamics in Exocytosis and Endocytosis.Advances in experimental medicine and biology · 2026
    Review
  3. Article
  4. Article
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  13. Article
  14. Review
  15. Article
  16. Synaptotagmin-11 Inhibits Synaptic Vesicle Endocytosis via Endophilin A1.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2023
    Article
  17. Review
  18. The SphK1/S1P Axis Regulates Synaptic Vesicle Endocytosis via TRPC5 Channels.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2023
    Article
  19. Article
  20. Article

87 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

  • Erratum issued
    Dosage error in article text
5 · Who and what money

Authors and funding

9 authors at 3 institutions in 1 country.

Xin-Sheng Wu *National Institute of Neurological Disorders and Stroke, Bethesda, Maryland, USA.
Benjamin D McNeil *National Institute of Neurological Disorders and Stroke, Bethesda, Maryland, USA.
Jianhua XuNational Institute of Neurological Disorders and Stroke, Bethesda, Maryland, USA.
Junmei FanNational Institute of Neurological Disorders and Stroke, Bethesda, Maryland, USA.
Lei XueNational Institute of Neurological Disorders and Stroke, Bethesda, Maryland, USA.
Ernestina MelicoffDepartment of Pulmonary Medicine, The University of Texas M.D. Anderson Cancer Center, Houston, Texas, USA.
Roberto AdachiDepartment of Pulmonary Medicine, The University of Texas M.D. Anderson Cancer Center, Houston, Texas, USA.
Li BaiNational Institute of Neurological Disorders and Stroke, Bethesda, Maryland, USA.
Ling-Gang WuNational Institute of Neurological Disorders and Stroke, Bethesda, Maryland, USA.
National Institutes of Health · USNational Institute of Neurological Disorders and Stroke · USThe University of Texas MD Anderson Cancer Center · US

Funding

Synaptic Vesicle ExocytosisZIANS003009 · NINDS · NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE · PI WU, LING GANG · 2009 to 2025
$31.2M
Synaptic Vesicle EndocytosisZIANS003105 · NINDS · NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE · PI WU, LING GANG · 2009 to 2025
$30.9M
Synaptic Vesicle Exocytosis and EndocytosisZ01NS003009 · NINDS · NEUROLOGICAL DISORDERS AND STROKE · PI WU, LING GANG · 2004 to 2008
$4.9M
Intramural NIH HHS Z01 NS003009
6 · The paper itself

Abstract

Although endocytosis maintains synaptic transmission, how endocytosis is initiated is unclear. We found that calcium influx initiated all forms of endocytosis at a single nerve terminal in rodents, including clathrin-dependent slow endocytosis, bulk endocytosis, rapid endocytosis and endocytosis overshoot (excess endocytosis), with each being evoked with a correspondingly higher calcium threshold. As calcium influx increased, endocytosis gradually switched from very slow endocytosis to slow endocytosis to bulk endocytosis to rapid endocytosis and to endocytosis overshoot. The calcium-induced endocytosis rate increase was a result of the speeding up of membrane invagination and fission. Pharmacological experiments suggested that the calcium sensor mediating these forms of endocytosis is calmodulin. In addition to its role in recycling vesicles, calcium/calmodulin-initiated endocytosis facilitated vesicle mobilization to the readily releasable pool, probably by clearing fused vesicle membrane at release sites. Our findings provide a unifying mechanism for the initiation of various forms of endocytosis that are critical in maintaining exocytosis.

Indexed as

Action PotentialsAnimalsCalciumCalcium SignalingCalmodulinCentral Nervous SystemEndocytosisExocytosisMiceMice, KnockoutPresynaptic TerminalsRatsRats, WistarSynaptic TransmissionTime FactorsCalciumCalmodulin

Identifiers

PMID19633667
PMCPMC4887276
OpenAlexW2045202254

What OpenQuestion holds

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LicenceTDM
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.