Evidence map›Paper›PMID 32492366›Full record

ArticleNeuron2020

Short-Term Plasticity at Hippocampal Mossy Fiber Synapses Is Induced by Natural Activity Patterns and Associated with Vesicle Pool Engram Formation.

David Vandael, Carolina Borges-Merjane, Xiaomin Zhang, Peter Jonas

Open access · greenAbstract read
In one paragraph

Article in Neuron, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 52 papers.

0numbers the graph read from it
0cells of the map it votes in
52citing papers in PubMed
8.0field-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

52 citing papers in PubMed, 120 citations in OpenAlex.

  1. Ion- and Temperature-Programmable Reconfiguration of Subcompartments in Synthetic Cells.Chembiochem : a European journal of chemical biology · 2026
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  13. Beyond a Transmission Cable-New Technologies to Reveal the Richness in Axonal Electrophysiology.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2024
    Review
  14. Article
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  19. Fully-primed slowly-recovering vesicles mediate presynaptic LTP at neocortical neurons.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 1 institution in 1 country.

David VandaelCellular Neuroscience, Institute of Science and Technology (IST) Austria, Am Campus 1, 3400 Klosterneuburg, Austria.
Carolina Borges-MerjaneCellular Neuroscience, Institute of Science and Technology (IST) Austria, Am Campus 1, 3400 Klosterneuburg, Austria.
Xiaomin ZhangCellular Neuroscience, Institute of Science and Technology (IST) Austria, Am Campus 1, 3400 Klosterneuburg, Austria.
Peter JonasCellular Neuroscience, Institute of Science and Technology (IST) Austria, Am Campus 1, 3400 Klosterneuburg, Austria. Electronic address: peter.jonas@ist.ac.at.
Institute of Science and Technology Austria · AT

Funding

Austrian Science Fund FWF V 739
6 · The paper itself

Abstract

Post-tetanic potentiation (PTP) is an attractive candidate mechanism for hippocampus-dependent short-term memory. Although PTP has a uniquely large magnitude at hippocampal mossy fiber-CA3 pyramidal neuron synapses, it is unclear whether it can be induced by natural activity and whether its lifetime is sufficient to support short-term memory. We combined in vivo recordings from granule cells (GCs), in vitro paired recordings from mossy fiber terminals and postsynaptic CA3 neurons, and "flash and freeze" electron microscopy. PTP was induced at single synapses and showed a low induction threshold adapted to sparse GC activity in vivo. PTP was mainly generated by enlargement of the readily releasable pool of synaptic vesicles, allowing multiplicative interaction with other plasticity forms. PTP was associated with an increase in the docked vesicle pool, suggesting formation of structural "pool engrams." Absence of presynaptic activity extended the lifetime of the potentiation, enabling prolonged information storage in the hippocampal network.

Indexed as

Action PotentialsAnimalsCA3 Region, HippocampalDentate GyrusMemory, Short-TermMiceMicroscopy, ElectronMossy Fibers, HippocampalNeuronal PlasticityPatch-Clamp TechniquesPyramidal CellsRatsSynapsesSynaptic PotentialsSynaptic Vesiclesdentate gyrus granule cellsdocked vesicle poolelectron microscopyflash and freezehippocampal mossy fiber synapsesin vivo recordingpost-tetanic potentiationpresynaptic and paired recordingreadily releasable poolsuperbursts

Identifiers

PMID32492366
PMCPMC7427323
OpenAlexW3032084133

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.