Evidence map›Paper›PMID 10492013›Full record

ArticleLearning & memory (Cold Spring Harbor, N.Y.)

TGF-beta1 in Aplysia: role in long-term changes in the excitability of sensory neurons and distribution of TbetaR-II-like immunoreactivity.

J Chin, A Angers, L J Cleary, A Eskin, J H Byrne

Open access · bronzeAbstract read
In one paragraph

Article in Learning & memory (Cold Spring Harbor, N.Y.). The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed
–field-weighted citation impact
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

29 citing papers in PubMed, 63 citations in OpenAlex.

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  16. Doxorubicin attenuates serotonin-induced long-term synaptic facilitation by phosphorylation of p38 mitogen-activated protein kinase.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2014
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  17. Article
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  20. Increased transforming growth factor-β1 modulates glutamate receptor expression in the hippocampus.International journal of physiology, pathophysiology and pharmacology · 2011
    Article
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

5 authors at 2 institutions in 1 country.

J ChinDepartment of Neurobiology and Anatomy W.M. Keck Center for the Neurobiology of Learning and Memory, University of Texas Medical School, Houston 77030, USA.
A Angers
L J Cleary
A Eskin
J H Byrne
The University of Texas Health Science Center at Houston · USUniversity of Houston · US

Funding

NEURAL CONTROL OF BEHAVIORR01NS019895 · NINDS · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI BYRNE, JOHN H · 1985 to 2022
$8.3M
LONG-TERM REGULATION OF GLUTAMATE UPTAKE IN APLYSIAR01NS028462 · NINDS · UNIVERSITY OF HOUSTON · PI ESKIN, ARNOLD NONE · 1991 to 2008
$2.2M
MECHANISMS OF LONG TERM SYNAPTIC PLASTICITYF31MH012107 · NIMH · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI CHIN, JEANNIE · 1999 to 2001
$29k
NIMH NIH HHS F31MH1210701NINDS NIH HHS NS19895NINDS NIH HHS NS28462
6 · The paper itself

Abstract

Exogenous recombinant human transforming growth factor beta-1 (TGF-beta1) induced long-term facilitation of Aplysia sensory-motor synapses. In addition, 5-HT-induced facilitation was blocked by application of a soluble fragment of the extracellular portion of the TGF-beta1 type II receptor (TbetaR-II), which presumably acted by scavenging an endogenous TGF-beta1-like molecule. Because TbetaR-II is essential for transmembrane signaling by TGF-beta, we sought to determine whether Aplysia tissues contained TbetaR-II and specifically, whether neurons expressed the receptor. Western blot analysis of Aplysia tissue extracts demonstrated the presence of a TbetaR-II-immunoreactive protein in several tissue types. The expression and distribution of TbetaR-II-immunoreactive proteins in the central nervous system was examined by immunohistochemistry to elucidate sites that may be responsive to TGF-beta1 and thus may play a role in synaptic plasticity. Sensory neurons in the ventral-caudal cluster of the pleural ganglion were immunoreactive for TbetaR-II, as well as many neurons in the pedal, abdominal, buccal, and cerebral ganglia. Sensory neurons cultured in isolation and cocultured sensory and motor neurons were also immunoreactive. TGF-beta1 affected the biophysical properties of cultured sensory neurons, inducing an increase of excitability that persisted for at least 48 hr. Furthermore, exposure to TGF-beta1 resulted in a reduction in the firing threshold of sensory neurons. These results provide further support for the hypothesis that TGF-beta1 plays a role in long-term synaptic plasticity in Aplysia.

Indexed as

AnimalsAplysiaBlotting, WesternCells, CulturedElectrophoresis, Polyacrylamide GelElectrophysiologyGanglia, InvertebrateImmunohistochemistryMembranesNeurons, AfferentReceptors, Transforming Growth Factor betaTransforming Growth Factor betaReceptors, Transforming Growth Factor betaTransforming Growth Factor beta

Identifiers

PMID10492013
PMCPMC311291
OpenAlexW1947961740

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.