Evidence map›Paper›PMID 12529429›Full record

ArticleMolecular biology of the cell2003

Long-term potentiation of exocytosis and cell membrane repair in fibroblasts.

Tatsuru Togo, Janet M Alderton, Richard A Steinhardt

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 2003. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

26 citing papers in PubMed, 56 citations in OpenAlex.

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  18. A model for sealing plasmalemmal damage in neurons and other eukaryotic cells.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2010
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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

3 authors at 1 institution in 1 country.

Tatsuru TogoDepartment of Molecular and Cell Biology, University of California, Berkeley, California 94720-3200, USA.
Janet M Alderton
Richard A Steinhardt
University of California, Berkeley · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We previously found that a microdisruption of the plasma membrane evokes Ca(2+)-regulated exocytosis near the wound site, which is essential for membrane resealing. We demonstrate herein that repeated membrane disruption reveals long-term potentiation of Ca(2+)-regulated exocytosis in 3T3 fibroblasts, which is closely correlated with faster membrane resealing rates. This potentiation of exocytosis is cAMP-dependent protein kinase A dependent in the early stages (minutes), in the intermediate term (hours) requires protein synthesis, and for long term (24 h) depends on the activation of cAMP response element-binding protein (CREB). We were able to demonstrate that wounding cells activated CREB within 3.5 h. In all three phases, the increase in the amount of exocytosis was correlated with an increase in the rate of membrane resealing. However, a brief treatment with forskolin, which is effective for short-term potentiation and which could also activate CREB, was not sufficient to induce long-term potentiation of resealing. These results imply that long-term potentiation by CREB required activation by another, cAMP-independent pathway.

Indexed as

3T3 CellsAnimalsBrefeldin ACell MembraneCyclic AMP-Dependent Protein KinasesCyclic AMP Response Element-Binding ProteinExocytosisFibroblastsMiceProtein Kinase CTime FactorsBrefeldin ACyclic AMP-Dependent Protein KinasesCyclic AMP Response Element-Binding ProteinProtein Kinase C

Identifiers

PMID12529429
PMCPMC140230
OpenAlexW2169831696

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.