Evidence map›Paper›PMID 23595627›Full record

ArticleNeuro-oncology2013

ZIP4 is a novel molecular marker for glioma.

Yi Lin, Yong Chen, Yongzhi Wang, Jingxuan Yang, Vivian F Zhu, Yulun Liu, Xiaobo Cui, Leon Chen, Wei Yan, Tao Jiang and 7 more

Open access · bronzeAbstract read
In one paragraph

Article in Neuro-oncology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing papers in PubMed
4.4field-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

42 citing papers in PubMed, 65 citations in OpenAlex.

  1. Article
  2. A zinc transporter drives glioblastoma progression via extracellular vesicles-reprogrammed microglial plasticity.Proceedings of the National Academy of Sciences of the United States of America · 2025
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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

17 authors at 5 institutions in 2 countries.

Yi LinThe Vivian L. Smith Department of Neurosurgery, The University of Texas Medical School at Houston, Houston, TX, USA.
Yong Chen
Yongzhi Wang
Jingxuan Yang
Vivian F Zhu
Yulun Liu
Xiaobo Cui
Leon Chen
Wei Yan
Tao Jiang
Georgene W Hergenroeder
Stephen A Fletcher
Jonathan M Levine
Dong H Kim
Nitin Tandon
Jay-Jiguang Zhu
Min Li
The University of Texas Health Science Center at Houston · USFirst Hospital of China Medical University · CNChina Medical University · CNTexas A&M University · USCapital Medical University · CN

Funding

Role of Dietary Zinc Transporter ZIP4 in Pancreatic CancerR01CA138701 · NCI · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI LI, MIN · 2010 to 2015
$1.5M
Roles of Zinc Transporter ZIP4 (SLC39A4) in Pancreatic Cancer PathogenesisR21CA133604 · NCI · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI LI, MIN · 2009 to 2010
$367k
NCI NIH HHS R01CA138701NCI NIH HHS R21CA133604
6 · The paper itself

Abstract

backgroundDysregulated zinc transport has been observed in many cancers. However, the status of zinc homeostasis and the expression profile of zinc transporters in brain and brain tumors have not been reported.

methodsThe gene profiles of 14 zinc importers (ZIPs) and 10 zinc exporters (ZnTs) in patients with glioma were studied by investigating the association between the zinc transporters and brain tumor characteristics (tumor grade and overall survival time). Three independent cohorts were analyzed to cross-validate the findings: the Chinese Glioma Genome Atlas (CGCA) cohort (n = 186), the US National Cancer Institute Repository for Molecular Brain Neoplasia Data (REMBRANDT) cohort (n = 335), and The University of Texas (UT) cohort (n = 34).

resultsThe expression of ZIP3, 4, 8, 14, ZnT5, 6, and 7 were increased, and the expression of ZnT10 was decreased in grade IV gliomas, compared with grade II gliomas. Among all 24 zinc transporters, ZIP4 is most significantly associated with tumor grade and overall survival; this finding is consistent across 2 independent cohorts (CGCA and REMBRANDT) and is partially validated by the third cohort (UT). High ZIP4 expression was significantly associated with higher grade of gliomas and shorter overall survival (hazard ratio = 1.61, 95% confidence interval = 1.02-2.53, P = .040 in CGCA cohort; hazard ratio = 1.32, 95% confidence interval = 1.08-1.61, P = .007 in REMBRANDT cohort).

conclusionsDysregulated expression of zinc transporters is involved in the progression of gliomas. Our results suggest that ZIP4 may serve as a potential diagnostic and prognostic marker for gliomas.

Indexed as

Gene Expression ProfilingAdultBiomarkers, TumorBrain NeoplasmsCation Transport ProteinsCohort StudiesFemaleFollow-Up StudiesGliomaHumansMaleMiddle AgedNeoplasm GradingPrognosisReal-Time Polymerase Chain ReactionReverse Transcriptase Polymerase Chain ReactionBiomarkers, TumorCation Transport ProteinsRNA, MessengerSLC39A4 protein, humanbiomarkerbrain tumorprognosissurvivalzinc transporterZIP4

Identifiers

PMID23595627
PMCPMC3714151
OpenAlexW2135472157

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.