Evidence map›Paper›PMID 22771518›Full record

ArticleMechanisms of development

The tight junction protein claudin-1 influences cranial neural crest cell emigration.

Katherine J Fishwick, Theresa E Neiderer, Sharon Jhingory, Marianne E Bronner, Lisa A Taneyhill

Abstract read
In one paragraph

Article in Mechanisms of development. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.4field-weighted citation impact, top 19% 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

12 citing papers in PubMed, 21 citations in OpenAlex.

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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

5 authors at 2 institutions in 1 country.

Katherine J FishwickDivision of Biology, California Institute of Technology, Pasadena, CA 91125, USA. kjf@caltech.edu
Theresa E Neiderer
Sharon Jhingory
Marianne E Bronner
Lisa A Taneyhill
University of Maryland, College Park · USCalifornia Institute of Technology · US

Funding

Transcriptional Casualty in Embryonic Morphogenesis: from the Specifications GRNP01HD037105 · NICHD · CALIFORNIA INSTITUTE OF TECHNOLOGY · PI DAVIDSON, ERIC H · 1999 to 2018
$27.1M
Center for in Toto Genomic Analysis of Vertebrate DevelopmentP50HG004071 · NHGRI · CALIFORNIA INSTITUTE OF TECHNOLOGY · PI FRASER, SCOTT E · 2006 to 2011
$18.4M
Ectodermal Placode Development into Sensory StructuresR01DE016459 · NIDCR · CALIFORNIA INSTITUTE OF TECHNOLOGY · PI BRONNER, MARIANNE · 2004 to 2014
$3.8M
Howard Hughes Medical InstituteNHGRI NIH HHS P50 HG004071NICHD NIH HHS HD037105NICHD NIH HHS P01 HD037105NIDCR NIH HHS DE16459NIDCR NIH HHS R01 DE016459
6 · The paper itself

Abstract

The neural crest is a population of migratory cells that follows specific pathways during development, eventually differentiating to form parts of the face, heart, and peripheral nervous system, the latter of which includes contributions from placodal cells derived from the ectoderm. Stationary, premigratory neural crest cells acquire the capacity to migrate by undergoing an epithelial-to-mesenchymal transition that facilitates their emigration from the dorsal neural tube. This emigration involves, in part, the dismantling of cell-cell junctions, including apically localized tight junctions in the neuroepithelium. In this study, we have characterized the role of the transmembrane tight junction protein claudin-1 during neural crest and placode ontogeny. Our data indicate that claudin-1 is highly expressed in the developing neuroepithelium but is down-regulated in migratory neural crest cells, although expression persists in the ectoderm from which the placode cells arise. Depletion or overexpression of claudin-1 augments or reduces neural crest cell emigration, respectively, but does not impact the development of several cranial placodes. Taken together, our results reveal a novel function for a tight junction protein in the formation of migratory cranial neural crest cells in the developing vertebrate embryo.

Indexed as

Gene Expression Regulation, DevelopmentalAnimalsCell MovementChick EmbryoChickensClaudin-1Down-RegulationEctodermEpitheliumNeural CrestNeural TubeNeuronsTight JunctionsClaudin-1

Identifiers

PMID22771518
PMCPMC3482127
OpenAlexW2002762422

What OpenQuestion holds

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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.