Evidence map›Paper›PMID 28368242›Full record

ArticleeLife2017

Somatostatin-positive interneurons in the dentate gyrus of mice provide local- and long-range septal synaptic inhibition.

Mei Yuan, Thomas Meyer, Christoph Benkowitz, Shakuntala Savanthrapadian, Laura Ansel-Bollepalli, Angelica Foggetti, Peer Wulff, Pepe Alcami, Claudio Elgueta, Marlene Bartos

Open access · goldAbstract read
In one paragraph

Article in eLife, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 63 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
63citing papers in PubMed, 1 pooled it
4.8field-weighted citation impact, top 4% 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

63 citing papers in PubMed, 1 synthesis or guideline pooled it, 97 citations in OpenAlex.

  1. Pooled it
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  12. Regulation of Hippocamposeptal Synaptic Transmission by GABAJournal of molecular neuroscience : MN · 2024
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3 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

10 authors at 2 institutions in 1 country.

Mei YuanSystemic and Cellular Neurophysiology, Institute for Physiology I, University of Freiburg, Freiburg, Germany.
Thomas MeyerSystemic and Cellular Neurophysiology, Institute for Physiology I, University of Freiburg, Freiburg, Germany.
Christoph BenkowitzSystemic and Cellular Neurophysiology, Institute for Physiology I, University of Freiburg, Freiburg, Germany.
Shakuntala SavanthrapadianSystemic and Cellular Neurophysiology, Institute for Physiology I, University of Freiburg, Freiburg, Germany.
Laura Ansel-BollepalliInstitute for Physiology, University of Kiel, Kiel, Germany.
Angelica FoggettiInstitute for Physiology, University of Kiel, Kiel, Germany.
Peer WulffInstitute for Physiology, University of Kiel, Kiel, Germany.
Pepe AlcamiSystemic and Cellular Neurophysiology, Institute for Physiology I, University of Freiburg, Freiburg, Germany.
Claudio ElguetaSystemic and Cellular Neurophysiology, Institute for Physiology I, University of Freiburg, Freiburg, Germany.
Marlene BartosSystemic and Cellular Neurophysiology, Institute for Physiology I, University of Freiburg, Freiburg, Germany.ORCID 0000-0001-9741-1946
University of Freiburg · DEChristian-Albrechts-Universität zu Kiel · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Somatostatin-expressing-interneurons (SOMIs) in the dentate gyrus (DG) control formation of granule cell (GC) assemblies during memory acquisition. Hilar-perforant-path-associated interneurons (HIPP cells) have been considered to be synonymous for DG-SOMIs. Deviating from this assumption, we show two functionally contrasting DG-SOMI-types. The classical feedback-inhibitory HIPPs distribute axon fibers in the molecular layer. They are engaged by converging GC-inputs and provide dendritic inhibition to the DG circuitry. In contrast, SOMIs with axon in the hilus, termed hilar interneurons (HILs), provide perisomatic inhibition onto GABAergic cells in the DG and project to the medial septum. Repetitive activation of glutamatergic inputs onto HIPP cells induces long-lasting-depression (LTD) of synaptic transmission but long-term-potentiation (LTP) of synaptic signals in HIL cells. Thus, LTD in HIPPs may assist flow of spatial information from the entorhinal cortex to the DG, whereas LTP in HILs may facilitate the temporal coordination of GCs with activity patterns governed by the medial septum.

Indexed as

Neural InhibitionAnimalsDentate GyrusHormonesInterneuronsLong-Term PotentiationMiceSomatostatinSynaptic TransmissionHormonesSomatostatindentate gyrusinterneuronmedial septummouseneurosciencesomatostatinsynaptic plasticitysynaptic transmission

Identifiers

PMID28368242
PMCPMC5395294
OpenAlexW2605218040

What OpenQuestion holds

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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.