Evidence map›Paper›PMID 22457488›Full record

ArticleThe Journal of neuroscience : the official journal of the Society for Neuroscience2012

The lhx2 transcription factor controls thalamocortical axonal guidance by specific regulation of robo1 and robo2 receptors.

Paula Marcos-Mondéjar, Sandra Peregrín, James Y Li, Leif Carlsson, Shubha Tole, Guillermina López-Bendito

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of neuroscience : the official journal of the Society for Neuroscience, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
2.2field-weighted citation impact, top 12% 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, 67 citations in OpenAlex.

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  15. Review
  16. Transcriptional Control of Axon Guidance at Midline Structures.Frontiers in cell and developmental biology · 2022
    Review
  17. An Early Cortical Progenitor-Specific Mechanism Regulates Thalamocortical Innervation.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2021
    Article
  18. Article
  19. Axon guidance pathway genes are associated with schizophrenia risk.Experimental and therapeutic medicine · 2018
    Article
  20. Review
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

6 authors at 5 institutions in 4 countries.

Paula Marcos-MondéjarInstituto de Neurociencias de Alicante, Consejo Superior de Investigaciones Científicas and Universidad Miguel Hernández, 03550 Sant Joan d'Alacant, Spain.
Sandra Peregrín
James Y Li
Leif Carlsson
Shubha Tole
Guillermina López-Bendito
Instituto de Neurociencias · ESConsejo Superior de Investigaciones Científicas · ESTata Institute of Fundamental Research · INUConn Health · USUmeå University · SE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The assembly of neural circuits is dependent upon the generation of specific neuronal subtypes, each subtype displaying unique properties that direct the formation of selective connections with appropriate target cells. Actions of transcription factors in neural progenitors and postmitotic cells are key regulators in this process. LIM-homeodomain transcription factors control crucial aspects of neuronal differentiation, including subtype identity and axon guidance. Nonetheless, their regulation during development is poorly understood and the identity of the downstream molecular effectors of their activity remains largely unknown. Here, we demonstrate that the Lhx2 transcription factor is dynamically regulated in distinct pools of thalamic neurons during the development of thalamocortical connectivity in mice. Indeed, overexpression of Lhx2 provokes defective thalamocortical axon guidance in vivo, while specific conditional deletion of Lhx2 in the thalamus produces topographic defects that alter projections from the medial geniculate nucleus and from the caudal ventrobasal nucleus in particular. Moreover, we demonstrate that Lhx2 influences axon guidance and the topographical sorting of axons by regulating the expression of Robo1 and Robo2 guidance receptors, which are essential for these axons to establish correct connections in the cerebral cortex. Finally, augmenting Robo1 function restores normal axon guidance in Lhx2-overexpressing neurons. By regulating axon guidance receptors, such as Robo1 and Robo2, Lhx2 differentially regulates the axon guidance program of distinct populations of thalamic neurons, thus enabling the establishment of specific neural connections.

Indexed as

AnimalsAxonsCerebral CortexEmbryo, MammalianGene DeletionGene Expression Regulation, DevelopmentalLIM-Homeodomain ProteinsMiceMice, Inbred ICRMice, KnockoutMice, TransgenicNerve Tissue ProteinsNeural PathwaysNeurogenesisReceptors, ImmunologicRoundabout ProteinsLhx2 protein, mouseLIM-Homeodomain ProteinsNerve Tissue ProteinsReceptors, ImmunologicRobo2 protein, mouseRoundabout ProteinsTranscription Factors

Identifiers

PMID22457488
PMCPMC6622047
OpenAlexW2138861858

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.