Evidence map›Paper›PMID 21483438›Full record

ArticleMolecular psychiatry2012

Control of interneuron dendritic growth through NRG1/erbB4-mediated kalirin-7 disinhibition.

M E Cahill, K A Jones, I Rafalovich, Z Xie, C S Barros, U Müller, P Penzes

Open access · bronzeAbstract read
In one paragraph

Article in Molecular psychiatry, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed, 1 pooled it
3.1field-weighted citation impact, top 8% 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

42 citing papers in PubMed, 1 synthesis or guideline pooled it, 53 citations in OpenAlex.

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  11. Genetic recovery of ErbB4 in adulthood partially restores brain functions in null mice.Proceedings of the National Academy of Sciences of the United States of America · 2018
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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

7 authors at 2 institutions in 2 countries.

M E CahillDepartment of Physiology, Northwestern University Feinberg School of Medicine, Chicago, IL, USA.
K A Jones
I Rafalovich
Z Xie
C S Barros
U Müller
P Penzes
Northwestern University · USScripps Research Institute · US

Funding

C57BI/6 Mouse Lines Expressing CRE-Recombinase in the Nervous SystemU01MH078833 · NIMH · SCRIPPS RESEARCH INSTITUTE, THE · PI MUELLER, ULRICH · 2006 to 2010
$7.7M
Small GTPase signaling in spinesR01MH071316 · NIMH · NORTHWESTERN UNIVERSITY AT CHICAGO · PI BARBOLINA, MARIA V., PENZES, PETER · 2005 to 2025
$7.1M
Cell Adhesion Molecules in CNS DevelopmentR01NS046456 · NINDS · SCRIPPS RESEARCH INSTITUTE, THE · PI MUELLER, ULRICH · 2004 to 2013
$4.4M
Role of N-cadherin and AF-6 signaling in regulating dendritic spine morphologyF31MH085362 · NIMH · NORTHWESTERN UNIVERSITY AT CHICAGO · PI JONES, KELLY ANN · 2008 to 2010
$91k
Kalirin Signaling in Spine Morphogenesis and Cognition in VivoF31AG031621 · NIA · NORTHWESTERN UNIVERSITY AT CHICAGO · PI CAHILL, MICHAEL EDWARD · 2009 to 2010
$56k
NIA NIH HHS 1F31AG031621-01A2NIA NIH HHS F31 AG031621NIMH NIH HHS 1F31MH085362NIMH NIH HHS F31 MH085362NIMH NIH HHS MH078833NIMH NIH HHS R01 MH071316NIMH NIH HHS R01MH071316NIMH NIH HHS U01 MH078833NINDS NIH HHS R01 NS046456
6 · The paper itself

Abstract

Neuregulin 1 (NRG1) is a secreted trophic factor that activates the postsynaptic erbB4 receptor tyrosine kinase. Both NRG1 and erbB4 have been repeatedly associated with schizophrenia, but their downstream targets are not well characterized. ErbB4 is highly abundant in interneurons, and NRG1-mediated erbB4 activation has been shown to modulate interneuron function, but the role for NRG1-erbB4 signaling in regulating interneuron dendritic growth is not well understood. Here we show that NRG1/erbB4 promote the growth of dendrites in mature interneurons through kalirin, a major dendritic Rac1-GEF. Recent studies have shown associations of the KALRN gene with schizophrenia. Our data point to an essential role of phosphorylation in kalirin-7's C terminus as the critical site for these effects. As reduced interneuron dendrite length occurs in schizophrenia, understanding how NRG1-erbB4 signaling modulates interneuron dendritic morphogenesis might shed light on disease-related alterations in cortical circuits.

Indexed as

Analysis of VarianceAnimalsBrainCells, CulturedDendritesDisks Large Homolog 4 ProteinErb-b2 Receptor Tyrosine KinasesGreen Fluorescent ProteinsGuanine Nucleotide Exchange FactorsGuanylate KinasesHumansImmunoprecipitationInterneuronsMembrane ProteinsMiceMice, KnockoutDisks Large Homolog 4 ProteinDlg4 protein, mouseErbb2 protein, mouseErb-b2 Receptor Tyrosine KinasesFyn protein, mouseGreen Fluorescent ProteinsGuanine Nucleotide Exchange FactorsGuanylate KinasesKALRN protein, mouseMembrane ProteinsNeuregulin-1Nrg1 protein, mouseProto-Oncogene Proteins c-fynrac1 GTP-Binding ProteinRNA, Small InterferingTyrosine

Identifiers

PMID21483438
PMCPMC3135693
OpenAlexW1994625703

What Socratic holds

Textmetadata
LicenceTDM
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 Socratic graph.