Evidence map›Paper›PMID 30089265›Full record

ArticleCell reports2018

Genetic Dissection of Presynaptic and Postsynaptic BDNF-TrkB Signaling in Synaptic Efficacy of CA3-CA1 Synapses.

Pei-Yi Lin, Ege T Kavalali, Lisa M Monteggia

Open access · goldAbstract read
In one paragraph

Article in Cell reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed
4.4field-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

65 citing papers in PubMed, 108 citations in OpenAlex.

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  8. Synaptic basis of rapid antidepressant action.European archives of psychiatry and clinical neuroscience · 2025
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5 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

3 authors at 1 institution in 1 country.

Pei-Yi LinDepartment of Neuroscience, The University of Texas Southwestern Medical Center, Dallas, TX 75390-9111, USA.
Ege T KavalaliDepartment of Neuroscience, The University of Texas Southwestern Medical Center, Dallas, TX 75390-9111, USA.
Lisa M MonteggiaDepartment of Neuroscience, The University of Texas Southwestern Medical Center, Dallas, TX 75390-9111, USA. Electronic address: lisa.monteggia@utsouthwestern.edu.
The University of Texas Southwestern Medical Center · US

Funding

ANTIDEPRESSANTS & INTRACELLULAR SIGNALING LINKED TO BDNFR01MH070727 · NIMH · VANDERBILT UNIVERSITY · PI LISA M MONTEGGIA · 2005 to 2026
$8.9M
Role of SNARE Interactions in Central Synapse FunctionR01MH066198 · NIMH · VANDERBILT UNIVERSITY · PI KAVALALI, EGE T · 2004 to 2023
$7.9M
NIMH NIH HHS R01 MH066198NIMH NIH HHS R01 MH070727
6 · The paper itself

Abstract

Brain-derived neurotrophic factor (BDNF) and its high-affinity receptor, tropomyosin receptor kinase B (TrkB), regulate long-term potentiation (LTP) in the hippocampus, although the sites of BDNF-TrkB receptors in this process are controversial. We used a viral-mediated approach to delete BDNF or TrkB specifically in CA1 and CA3 regions of the Schaffer collateral pathway. Deletion of BDNF in CA3 or CA1 revealed that presynaptic BDNF is involved in LTP induction, while postsynaptic BDNF contributes to LTP maintenance. Similarly, loss of presynaptic or postsynaptic TrkB receptors leads to distinct LTP deficits, with presynaptic TrkB required to maintain LTP, while postsynaptic TrkB is essential for LTP formation. In addition, loss of TrkB in CA3 significantly diminishes release probability, uncovering a role for presynaptic TrkB receptors in basal neurotransmission. Taken together, this direct comparison of presynaptic and postsynaptic BDNF-TrkB reveals insight into BDNF release and TrkB activation sites in hippocampal LTP.

Indexed as

AnimalsHumansMiceReceptors, PresynapticReceptor, trkBSignal TransductionSynapsesSynaptic PotentialsReceptors, PresynapticReceptor, trkBBDNFhippocampusLTPpostsynapticpresynapticsynaptic plasticityTrkB

Identifiers

PMID30089265
PMCPMC7176480
OpenAlexW2887013859

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.