Evidence map›Paper›PMID 31638742›Full record

ArticleCancer medicine2019

Nck adapter proteins promote podosome biogenesis facilitating extracellular matrix degradation and cancer invasion.

Sankar P Chaki, Rola Barhoumi, Gonzalo M Rivera

Open access · goldAbstract read
In one paragraph

Article in Cancer medicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.5field-weighted citation impact, top 20% 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

18 citing papers in PubMed, 24 citations in OpenAlex.

  1. Article
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  3. mBio · 2025
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  10. [CBL inhibits proliferation and invasion of breast cancer cells by ubiquitylation-mediated degradation of NCK2].Nan fang yi ke da xue xue bao = Journal of Southern Medical University · 2022
    Article
  11. Article
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  14. Sinner or Saint?: Nck Adaptor Proteins in Vascular Biology.Frontiers in cell and developmental biology · 2021
    Review
  15. 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

3 authors at 1 institution in 1 country.

Sankar P ChakiDepartment of Veterinary Pathobiology, Texas A&M University, College Station, TX, USA.ORCID 0000-0002-8130-6997
Rola BarhoumiDepartment of Veterinary Integrative Biosciences, Texas A&M University, College Station, TX, USA.
Gonzalo M RiveraDepartment of Veterinary Pathobiology, Texas A&M University, College Station, TX, USA.
Texas A&M University · US

Funding

American Heart Association 14POST18900045American Heart Association AHA0325791TTexas A&M University
6 · The paper itself

Abstract

backgroundPodosomes are membrane-bound adhesive structures formed by actin remodeling. They are capable of extracellular matrix (ECM) degradation, which is a prerequisite for cancer cell invasion and metastasis. The signaling mechanism of podosome formation is still unknown in cancer. We previously reported that Nck adaptors regulate directional cell migration and endothelial lumen formation by actin remodeling, while deficiency of Nck reduces cancer metastasis. This study evaluated the role of Nck adaptors in podosome biogenesis and cancer invasion.

methodsThis study was conducted in vitro using both healthy cells (Human Umbilical Vein Endothelial Cell, 3T3 fibroblasts) and cancer cells (prostate cancer cell line; PC3, breast cancer cell line; MDA-MB-231). Confocal and TIRF imaging of cells expressing Green Fluorescence Protein (GFP)  mutant under altered levels of Nck or downstream of kinase 1 (Dok1) was used to evaluate the podosome formation and fluorescent gelatin matrix degradation. Levels of Nck in human breast carcinoma tissue sections were detected by immune histochemistry using Nck polyclonal antibody. Biochemical interaction of Nck/Dok1 was detected in podosome forming cells using immune precipitation and far-western blotting.

resultsThis study demonstrates that ectopic expression of Nck1 and Nck2 can induce the endothelial podosome formation in vitro. Nck silencing by short-hairpin RNA blocked podosome biogenesis and ECM degradation in cSrc-Y530F transformed endothelial cells in this study. Immunohistochemical analysis revealed the Nck overexpression in human breast carcinoma tissue sections. Immunoprecipitation and far-western blotting revealed the biochemical interaction of Nck/p62Dok in podosome forming cells.

conclusionsNck adaptors in interaction with Dok1 induce podosome biogenesis and ECM degradation facilitating cancer cell invasion, and therefore a bona fide target of cancer therapy.

Indexed as

3T3 CellsAdaptor Proteins, Signal TransducingAnimalsCell Line, TumorCell MovementDNA-Binding ProteinsExtracellular MatrixHumansHuman Umbilical Vein Endothelial CellsMiceNeoplasm InvasivenessNeoplasmsOncogene ProteinsPhosphoproteinsPodosomesRNA-Binding ProteinsAdaptor Proteins, Signal TransducingDNA-Binding ProteinsDOK1 protein, humanDok1 protein, mouseNck proteinOncogene ProteinsPhosphoproteinsRNA-Binding Proteinscancerc-SrcDok1extracellular matrixNckpodosome

Identifiers

PMID31638742
PMCPMC6885876
OpenAlexW2981380867

What OpenQuestion holds

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Registered trials

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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.