Evidence map›Paper›PMID 19308292›Full record

ArticleNeoplasia (New York, N.Y.)2009

NHERF-1: modulator of glioblastoma cell migration and invasion.

Kerri L Kislin, Wendy S McDonough, Jennifer M Eschbacher, Brock A Armstrong, Michael E Berens

Open access · goldAbstract read
In one paragraph

Article in Neoplasia (New York, N.Y.), 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 1 pooled it
3.4field-weighted citation impact, top 7% 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

47 citing papers in PubMed, 1 synthesis or guideline pooled it, 77 citations in OpenAlex.

  1. Pooled it
  2. Trial
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  17. Crossing the barrier: treatment of brain tumors using nanochain particles.Wiley interdisciplinary reviews. Nanomedicine and nanobiotechnology · 2016
    Review
  18. Article
  19. Review
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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.

Kerri L KislinCancer and Cell Biology Division, Translational Genomics Research Institute, Phoenix, AZ 85004, USA.
Wendy S McDonough
Jennifer M Eschbacher
Brock A Armstrong
Michael E Berens
Translational Genomics Research Institute · USSt. Joseph's Hospital and Medical Center · US

Funding

Genetics Pathways of Glioma InvasionR01NS042262 · NINDS · TRANSLATIONAL GENOMICS RESEARCH INST · PI BERENS, MICHAEL E. · 2001 to 2008
$3.0M
NINDS NIH HHS 5R01NS042262NINDS NIH HHS R01 NS042262
6 · The paper itself

Abstract

The invasive nature of malignant gliomas is a clinical problem rendering tumors incurable by conventional treatment modalities such as surgery, ionizing radiation, and temozolomide. Na(+)/H(+) exchanger regulatory factor 1 (NHERF-1) is a multifunctional adaptor protein, recruiting cytoplasmic signaling proteins and membrane receptors/transporters into functional complexes. This study revealed that NHERF-1 expression is increased in highly invasive cells that reside in the rim of glioblastoma multiforme (GBM) tumors and that NHERF-1 sustains glioma migration and invasion. Gene expression profiles were evaluated from laser capture-microdissected human GBM cells isolated from patient tumor cores and corresponding invaded white matter regions. The role of NHERF-1 in the migration and dispersion of GBM cell lines was examined by reducing its expression with small-interfering RNA followed by radial migration, three-dimensional collagen dispersion, immunofluorescence, and survival assays. The in situ expression of NHERF-1 protein was restricted to glioma cells and the vascular endothelium, with minimal to no detection in adjacent normal brain tissue. Depletion of NHERF-1 arrested migration and dispersion of glioma cell lines and caused an increase in cell-cell cohesiveness. Glioblastoma multiforme cells with depleted NHERF-1 evidenced a marked decrease in stress fibers, a larger cell size, and a more rounded shape with fewer cellular processes. When NHERF-1 expression was reduced, glioma cells became sensitized to temozolomide treatment resulting in increased apoptosis. Taken together, these results provide the first evidence for NHERF-1 as a participant in the highly invasive phenotype of malignant gliomas and implicate NHERF-1 as a possible therapeutic target for treatment of GBM.

Indexed as

Blotting, WesternBrain NeoplasmsCell AdhesionCell MovementFluorescent Antibody TechniqueGene Expression ProfilingGlioblastomaHumansImage Processing, Computer-AssistedImmunohistochemistryLasersMicrodissectionNeoplasm InvasivenessOligonucleotide Array Sequence AnalysisPhosphoproteinsReverse Transcriptase Polymerase Chain ReactionPhosphoproteinsRNA, Small Interferingsodium-hydrogen exchanger regulatory factorSodium-Hydrogen Exchangers

Identifiers

PMID19308292
PMCPMC2657821
OpenAlexW1573931073

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.