Evidence map›Paper›PMID 20570904›Full record

ArticleCancer research2010

Inhibition of the Sodium-Potassium-Chloride Cotransporter Isoform-1 reduces glioma invasion.

Brian R Haas, Harald Sontheimer

Open access · bronzeAbstract read
In one paragraph

Article in Cancer research, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 78 papers.

0numbers the graph read from it
0cells of the map it votes in
78citing papers in PubMed
3.7field-weighted citation impact, top 6% 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

78 citing papers in PubMed, 131 citations in OpenAlex.

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  18. Targeting Ion Channels for Cancer Treatment: Current Progress and Future Challenges.Reviews of physiology, biochemistry and pharmacology · 2022
    Review
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18 more citing papers are in PubMed but not listed here.

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

2 authors at 1 institution in 1 country.

Brian R HaasDepartment of Neurobiology, Center for Glial Biology in Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USA.
Harald Sontheimer
University of Alabama at Birmingham · US

Funding

Alabama Neuroscience Blueprint Core CenterP30NS057098 · NINDS · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI SWEATT, JOHN DAVID · 2006 to 2010
$9.5M
UAB MENTAL RETARDATION RESEARCH CENTER (MRRC)P30HD038985 · NICHD · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI BRENNER, MICHAEL · 2000 to 2012
$8.6M
The Role of Ion Transport in Glioma Migration, Proliferation, and ApoptosisR01NS036692 · NINDS · VIRGINIA POLYTECHNIC INST AND ST UNIV · PI SONTHEIMER, HARALD W · 1997 to 2024
$6.8M
PROPERTIES AND FUNCTION OF GLIA ION CHANNELSR01NS031234 · NINDS · YALE UNIVERSITY · PI SONTHEIMER, HARALD W · 1994 to 2011
$3.3M
NICHD NIH HHS P30 HD038985NINDS NIH HHS NS57098NINDS NIH HHS P30 NS057098NINDS NIH HHS R01 NS031234NINDS NIH HHS R01 NS036692PHS HHS R01-031234PHS HHS R01-036692
6 · The paper itself

Abstract

Malignant gliomas metastasize throughout the brain by infiltrative cell migration into peritumoral areas. Invading cells undergo profound changes in cell shape and volume as they navigate extracellular spaces along blood vessels and white matter tracts. Volume changes are aided by the concerted release of osmotically active ions, most notably K(+) and Cl(-). Their efflux through ion channels along with obligated water causes rapid cell shrinkage. Suitable ionic gradients must be established and maintained through the activity of ion transport systems. Here, we show that the Sodium-Potassium-Chloride Cotransporter Isoform-1 (NKCC1) provides the major pathway for Cl(-) accumulation in glioma cells. NKCC1 localizes to the leading edge of invading processes, and pharmacologic inhibition using the loop diuretic bumetanide inhibits in vitro Transwell migration by 25% to 50%. Short hairpin RNA knockdowns of NKCC1 yielded a similar inhibition and a loss of bumetanide-sensitive cell volume regulation. A loss of NKCC1 function did not affect cell motility in two-dimensional assays lacking spatial constraints but manifested only when cells had to undergo volume changes during migration. Intracranial implantation of human gliomas into severe combined immunodeficient mice showed a marked reduction in cell invasion when NKCC1 function was disrupted genetically or by twice daily injection of the Food and Drug Administration-approved NKCC1 inhibitor Bumex. These data support the consideration of Bumex as adjuvant therapy for patients with high-grade gliomas.

Indexed as

AnimalsBrain NeoplasmsBumetanideCell Line, TumorCell MovementFemaleGene Knockdown TechniquesGliomaHumansMiceMice, SCIDNeoplasm InvasivenessRNA, Small InterferingSodium Potassium Chloride Symporter InhibitorsSodium-Potassium-Chloride SymportersSolute Carrier Family 12, Member 2BumetanideRNA, Small InterferingSLC12A2 protein, humanSlc12a2 protein, mouseSodium Potassium Chloride Symporter InhibitorsSodium-Potassium-Chloride SymportersSolute Carrier Family 12, Member 2

Identifiers

PMID20570904
PMCPMC2896443
OpenAlexW2148161418

What OpenQuestion 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 OpenQuestion graph.