Evidence map›Paper›PMID 26466675›Full record

ArticleMolecular biology of the cell2015

Protein interacting with C kinase 1 suppresses invasion and anchorage-independent growth of astrocytic tumor cells.

Louisa M R Cockbill, Kai Murk, Seth Love, Jonathan G Hanley

Open access · greenAbstract read
In one paragraph

Article in Molecular biology of the cell, 2015. 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
0.5field-weighted citation impact, top 37% 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, 14 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

4 authors at 1 institution in 1 country.

Louisa M R CockbillSchool of Biochemistry, University of Bristol, Bristol BS8 1TD, United Kingdom.
Kai MurkSchool of Biochemistry, University of Bristol, Bristol BS8 1TD, United Kingdom.
Seth LoveSchool of Clinical Sciences, University of Bristol, Bristol BS10 5NB, United Kingdom.
Jonathan G HanleySchool of Biochemistry, University of Bristol, Bristol BS8 1TD, United Kingdom jon.hanley@bristol.ac.uk.
University of Bristol · GB

Funding

Medical Research Council MR/L011131/1
6 · The paper itself

Abstract

Astrocytic tumors are the most common form of primary brain tumor. Astrocytic tumor cells infiltrate the surrounding CNS tissue, allowing them to evade removal upon surgical resection of the primary tumor. Dynamic changes to the actin cytoskeleton are crucial to cancer cell invasion, but the specific mechanisms that underlie the particularly invasive phenotype of astrocytic tumor cells are unclear. Protein interacting with C kinase 1 (PICK1) is a PDZ and BAR domain-containing protein that inhibits actin-related protein 2/3 (Arp2/3)-dependent actin polymerization and is involved in regulating the trafficking of a number of cell-surface receptors. Here we report that, in contrast to other cancers, PICK1 expression is down-regulated in grade IV astrocytic tumor cell lines and also in clinical cases of the disease in which grade IV tumors have progressed from lower-grade tumors. Exogenous expression of PICK1 in the grade IV astrocytic cell line U251 reduces their capacity for anchorage-independent growth, two-dimensional migration, and invasion through a three-dimensional matrix, strongly suggesting that low PICK1 expression plays an important role in astrocytic tumorigenesis. We propose that PICK1 negatively regulates neoplastic infiltration of astrocytic tumors and that manipulation of PICK1 is an attractive possibility for therapeutic intervention.

Indexed as

Actin CytoskeletonActin-Related Protein 2-3 ComplexAstrocytesAstrocytomaBrain NeoplasmsCarrier ProteinsCell Line, TumorCell MovementCell ProliferationFemaleGene Expression Regulation, NeoplasticHumansMaleNeoplasm InvasivenessNuclear ProteinsActin-Related Protein 2-3 ComplexCarrier ProteinsNuclear ProteinsPICk1 protein, human

Identifiers

PMID26466675
PMCPMC4678014
OpenAlexW1879254008

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.