Evidence map›Paper›PMID 17325742›Full record

ArticleNeoplasia (New York, N.Y.)2007

Tissue microenvironment modulates CXCR4 expression and tumor metastasis in neuroblastoma.

Libo Zhang, Herman Yeger, Bikul Das, Meredith S Irwin, Sylvain Baruchel

Open access · goldAbstract read
In one paragraph

Article in Neoplasia (New York, N.Y.), 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed, 1 pooled it
4.2field-weighted citation impact, top 5% 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

40 citing papers in PubMed, 1 synthesis or guideline pooled it, 79 citations in OpenAlex.

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  20. Establishment and characterization of xenograft models of human neuroblastoma bone metastasis.Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery · 2012
    Article
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.

Libo ZhangNew Agent and Innovative Therapy Program, The Hospital for Sick Children, Toronto, Canada.
Herman Yeger
Bikul Das
Meredith S Irwin
Sylvain Baruchel
Hospital for Sick Children · CAUniversity of Toronto · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Neuroblastoma (NB) is derived from intrinsic migratory neural crest cells and has a high potential for distant metastasis. Growing evidence has implicated chemokine receptors, especially CXCR4, which normally control immune and inflammatory cell migration, as having important roles in tumor progression. In this study, we investigated the expression of CXCR4 in eight different NB cell lines and found that CXCR4 expression is dynamically regulated in NB and can be modulated by different tissue stromata. In addition, we demonstrate that IL-5 and IFN-gamma are released from stromal cells and act as differential mediators for CXCR4 expression. We also overexpressed CXCR4 in two NB cell lines, NUB-7 and SK-N-BE(2), and studied the role of CXCR4 in NB metastasis both in vitro and in vivo. In vitro transwell invasion assay showed that CXCR4 overexpression promoted NB cell migration preferentially toward a bone marrow stromal cell-conditioned medium. Using an in vivo xenograft model, CXCR4-overexpressing cells showed an increased incidence of metastasis, most notably bone marrow metastasis. Our studies reveal critical roles for CXCR4 in NB metastasis and provide insights into the regulatory mechanism of chemokine receptors in NB and the importance of the tissue microenvironment in modulating tumor cell behavior.

Indexed as

AnimalsCell Line, TumorHumansInterferon-gammaInterleukin-5MiceMice, SCIDNeoplasm InvasivenessNeoplasm MetastasisNeoplasm TransplantationNeuroblastomaReceptors, CXCR4RNA, MessengerInterferon-gammaInterleukin-5Receptors, CXCR4RNA, Messenger

Identifiers

PMID17325742
PMCPMC1803034
OpenAlexW2024518298

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.