Evidence map›Paper›PMID 18250322›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2008

Cell- and stimulus-dependent heterogeneity of synaptic vesicle endocytic recycling mechanisms revealed by studies of dynamin 1-null neurons.

Mitsuko Hayashi, Andrea Raimondi, Eileen O'Toole, Summer Paradise, Chiara Collesi, Ottavio Cremona, Shawn M Ferguson, Pietro De Camilli

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 95 papers.

0numbers the graph read from it
0cells of the map it votes in
95citing papers in PubMed
4.6field-weighted citation impact, top 5% 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

95 citing papers in PubMed, 151 citations in OpenAlex.

  1. Roles in physiology and disease of the inositol phosphatase synaptojanin 1.Biochimica et biophysica acta. Molecular and cell biology of lipids · 2026
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  12. Absence of Sac2/INPP5F enhances the phenotype of a Parkinson's disease mutation of synaptojanin 1.Proceedings of the National Academy of Sciences of the United States of America · 2020
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35 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

8 authors at 4 institutions in 2 countries.

Mitsuko HayashiDepartment of Cell Biology, Program in Cellular Neuroscience, Neurodegeneration and Repair, Howard Hughes Medical Institute, Yale University School of Medicine, New Haven, CT 06510, USA.
Andrea Raimondi
Eileen O'Toole
Summer Paradise
Chiara Collesi
Ottavio Cremona
Shawn M Ferguson
Pietro De Camilli
Howard Hughes Medical Institute · USVita-Salute San Raffaele University · ITUniversity of Colorado Boulder · USYale University · US

Funding

Yale Diabetes Research CenterP30DK045735 · NIDDK · YALE UNIVERSITY · PI Richard A Flavell · 1993 to 2026
$44.0M
Yale/NIDA Neuroproteomics Research CenterP30DA018343 · NIDA · YALE UNIVERSITY · PI Marina R Picciotto · 2004 to 2026
$37.1M
WORKSHOPS AND TRAINING FOR IMAGE ANALYSIS USING IMODP41RR000592 · NCRR · UNIVERSITY OF COLORADO AT BOULDER · PI BASS, PETER W. · 1985 to 2011
$11.9M
ROLE OF YPT5 INTERACTING COMPONENTS IN ENDOCYTOSISP01CA046128 · NCI · YALE UNIVERSITY · PI NOVICK, PETER JAY · 1988 to 2007
$9.5M
MOLECULAR MECHANISMS IN SYNAPTIC VESICLE RECYCLINGR01NS036251 · NINDS · YALE UNIVERSITY · PI DE CAMILLI, PIETRO · 1997 to 2021
$4.7M
Molecular Mechanisms in Synaptic Vesicle RecyclingR37NS036251 · NINDS · YALE UNIVERSITY · PI DE CAMILLI, PIETRO · 2010 to 2016
$2.7M
NCI NIH HHS CA46128NCI NIH HHS P01 CA046128NCRR NIH HHS P41 RR000592NCRR NIH HHS RR-000592NIDA NIH HHS DA018343NIDA NIH HHS P30 DA018343NIDDK NIH HHS DK45735NIDDK NIH HHS P30 DK045735NINDS NIH HHS NS36251NINDS NIH HHS R01 NS036251NINDS NIH HHS R37 NS036251Telethon GGP05141
6 · The paper itself

Abstract

Mice lacking expression of dynamin 1, a GTPase implicated in the fission reaction of synaptic vesicle endocytosis, fail to thrive and exhibit severe activity-dependent endocytic defects at their synapses. Here, we have used electron tomography to investigate the massive increase in clathrin-coated pit abundance that is selectively observed at a subset of synapses in dynamin 1 KO primary neuron cultures under conditions of spontaneous network activity. This increase, leading to branched tubular plasma membrane invaginations capped by clathrin-coated buds, occurs selectively at inhibitory synapses. A similar massive increase of clathrin-coated profiles (in this case, of clathrin-coated vesicles) is observed at inhibitory synapses of neurons that lack expression of synaptojanin 1, a phosphoinositide phosphatase involved in clathrin-coated vesicle uncoating. Thus, although excitatory synapses are largely spared under these conditions, inhibitory synapses are uniquely sensitive to perturbation of endocytic proteins, probably as a result of their higher levels of tonic activity leading to a buildup of clathrin-coated intermediates in these synapses. In contrast, the predominant endocytic structures observed at the majority of dynamin 1 KO synapses after acute stimulation are endosome-like intermediates that originate by a dynamin 1-independent form of endocytosis. These findings reveal a striking heterogeneity in the mode of synaptic vesicle recycling in different synapses and functional states.

Indexed as

EndocytosisAnimalsDynamin IMiceMice, KnockoutMicroscopy, ElectronNerve Tissue ProteinsNeuronsPhosphoric Monoester HydrolasesSynaptic VesiclesDynamin INerve Tissue ProteinsPhosphoric Monoester Hydrolasessynaptojanin

Identifiers

PMID18250322
PMCPMC2538894
OpenAlexW2026049773

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.