Evidence map›Paper›PMID 14712221›Full record

ArticleOncogene2004

Regulation of CXCR4-mediated chemotaxis and chemoinvasion of breast cancer cells.

Aaron Zefrin Fernandis, Anil Prasad, Hamid Band, Roland Klösel, Ramesh Kumar Ganju

Open access · bronzeAbstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 114 papers.

0numbers the graph read from it
0cells of the map it votes in
114citing papers in PubMed
11.3field-weighted citation impact, top 1% 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

114 citing papers in PubMed, 275 citations in OpenAlex.

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  16. Tumor dormancy in bone.Cancer reports (Hoboken, N.J.) · 2020
    Review
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  20. Article

54 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

5 authors at 3 institutions in 2 countries.

Aaron Zefrin FernandisDivision of Experimental Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA 02115, USA.
Anil Prasad
Hamid Band
Roland Klösel
Ramesh Kumar Ganju
Beth Israel Deaconess Medical Center · USHarvard University · USIDEXX Laboratories (Germany) · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The chemokine-CXCL12 and its receptor, CXCR4, have recently been shown to play an important role in regulating the directional migration of breast cancer cells to sites of metastasis. In the present study, we showed that CXCL12 enhanced the chemotaxis, chemoinvasion and adhesive properties of breast cancer cells; parameters that are critical for development of metastasis. We have also evaluated the signaling mechanisms that regulate CXCL12-induced and CXCR4-mediated breast cancer cell motility and invasion. These studies revealed that CXCL12 induces the tyrosine phosphorylation of focal adhesion kinase (FAK) at residues 397 and 577, and of RAFTK/Pyk2 at residues 402 and 579/580. The cytoskeletal proteins paxillin and Crk, as well as tyrosine phosphatase SHP2 and adaptor protein Cbl, were also phosphorylated. CXCL12 induced the activation of PI 3-kinase, and increased its association with Cbl and SHP2. PI 3-kinase, RAFTK/Pyk2 and tyrosine phosphatase inhibitors significantly blocked CXCL12-induced chemotaxis and chemoinvasion. The role of SHP2 and Cbl in CXCL12-induced chemotaxis and chemoinvasion in breast cancer cells was further defined by transiently overexpressing wild-type SHP2, wild-type Cbl, dominant-negative SHP2, Cbl mutants 70Z/3 and G306E or double transfectants of the Cbl and SHP2 constructs. We found a novel role of Cbl in CXCL12-induced chemotaxis, which may be mediated through the activation and formation of a multimeric complex comprised of Cbl, SHP2 and PI 3-kinase. We also observed the activation of matrix metalloproteinases 2 and 9 upon CXCL12 stimulation. These studies provide new information regarding signaling pathways that may regulate CXCL12-induced metastasis in breast cancer cells.

Indexed as

ChemotaxisNeoplasm MetastasisBreast NeoplasmsCell AdhesionCell Line, TumorChemokine CXCL12Chemokines, CXCFemaleFocal Adhesion Kinase 1Focal Adhesion Kinase 2Focal Adhesion Protein-Tyrosine KinasesHumansIntracellular Signaling Peptides and ProteinsMatrix Metalloproteinase 2Matrix Metalloproteinase 9Mitogen-Activated Protein KinasesChemokine CXCL12Chemokines, CXCCXCL12 protein, humanFocal Adhesion Kinase 1Focal Adhesion Kinase 2Focal Adhesion Protein-Tyrosine KinasesIntracellular Signaling Peptides and ProteinsMatrix Metalloproteinase 2Matrix Metalloproteinase 9Mitogen-Activated Protein KinasesPhosphatidylinositol 3-KinasesProtein-Tyrosine KinasesProtein Tyrosine Phosphatase, Non-Receptor Type 11Protein Tyrosine PhosphatasesPTK2 protein, humanPTPN11 protein, humanReceptors, CXCR4Tyrosine

Identifiers

PMID14712221
OpenAlexW2054211644

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.