Evidence map›Paper›PMID 31746736›Full record

ArticleeLife2019

Ultrastructural heterogeneity of layer 4 excitatory synaptic boutons in the adult human temporal lobe neocortex.

Rachida Yakoubi, Astrid Rollenhagen, Marec von Lehe, Dorothea Miller, Bernd Walkenfort, Mike Hasenberg, Kurt Sätzler, Joachim Hr Lübke

Open access · goldAbstract read
In one paragraph

Article in eLife, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
2.1field-weighted citation impact, top 14% 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

32 citing papers in PubMed, 52 citations in OpenAlex.

  1. Post-Critical Period Transcriptional and Physiological Adaptations of Primary Sensory Cortex after Sensory Loss.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2026
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  2. Review
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  4. Pathway-Specific Ultrastructure of Thalamocortical Synapses in Mouse Somatosensory Area S2.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
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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

8 authors at 4 institutions in 2 countries.

Rachida YakoubiInstitute of Neuroscience and Medicine INM-10, Research Centre Jülich GmbH, Jülich, Germany.
Astrid RollenhagenInstitute of Neuroscience and Medicine INM-10, Research Centre Jülich GmbH, Jülich, Germany.
Marec von LeheDepartment of Neurosurgery, Knappschaftskrankenhaus Bochum, Bochum, Germany.
Dorothea MillerDepartment of Neurosurgery, Knappschaftskrankenhaus Bochum, Bochum, Germany.
Bernd WalkenfortMedical Research Centre, IMCES Electron Microscopy Unit (EMU), University Hospital Essen, Essen, Germany.
Mike HasenbergMedical Research Centre, IMCES Electron Microscopy Unit (EMU), University Hospital Essen, Essen, Germany.
Kurt SätzlerSchool of Biomedical Sciences, University of Ulster, Londonderry, United Kingdom.
Joachim Hr LübkeInstitute of Neuroscience and Medicine INM-10, Research Centre Jülich GmbH, Jülich, Germany.ORCID 0000-0002-4086-3199
Essen University Hospital · DEUniversitätsklinikum Knappschaftskrankenhaus Bochum · DEUniversitätsklinikum Aachen · DEUniversity of Ulster · GB

Funding

Helmholtz-Gemeinschaft Research Grant
6 · The paper itself

Abstract

Synapses are fundamental building blocks controlling and modulating the 'behavior' of brain networks. How their structural composition, most notably their quantitative morphology underlie their computational properties remains rather unclear, particularly in humans. Here, excitatory synaptic boutons (SBs) in layer 4 (L4) of the temporal lobe neocortex (TLN) were quantitatively investigated. Biopsies from epilepsy surgery were used for fine-scale and tomographic electron microscopy (EM) to generate 3D-reconstructions of SBs. Particularly, the size of active zones (AZs) and that of the three functionally defined pools of synaptic vesicles (SVs) were quantified. SBs were comparatively small (~2.50 μm

Indexed as

AdultAnimalsElectron Microscope TomographyEpilepsy, Temporal LobeFemaleHumansImaging, Three-DimensionalMaleMiddle AgedNeocortexSynapsesSynaptic TransmissionSynaptic VesiclesTemporal Lobe3D-volume reconstructionselectron microscopyhumanneurosciencesynapse

Identifiers

PMID31746736
PMCPMC6919978
OpenAlexW2991396496

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.