Evidence map›Paper›PMID 26916336›Full record

ArticleScientific reports2016

Prognostic Impact of Modulators of G proteins in Circulating Tumor Cells from Patients with Metastatic Colorectal Cancer.

Jorge Barbazan, Ying Dunkel, Hongying Li, Ulrich Nitsche, Klaus-Peter Janssen, Karen Messer, Pradipta Ghosh

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 2 pooled it
3.3field-weighted citation impact, top 7% 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

30 citing papers in PubMed, 2 syntheses or guidelines pooled it, 45 citations in OpenAlex.

  1. Pooled it
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  14. The Multifaceted Nature of Nucleobindin-2 in Carcinogenesis.International journal of molecular sciences · 2021
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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

7 authors at 3 institutions in 3 countries.

Jorge BarbazanTranslational Laboratory, Medical Oncology Department, Complexo Hospitalario Universitario de Santiago de Compostela/SERGAS, Santiago de Compostela, Spain.
Ying DunkelDepartment of Medicine, University of California, San Diego, La Jolla, California, USA.
Hongying LiDivision of Biostatistics, Department of Family Medicine and Public Health, Moores Cancer Center, University of California, San Diego, La Jolla, California, USA.
Ulrich NitscheDepartment of Surgery, Klinikum rechts der Isar, TU München, Munich, Germany.
Klaus-Peter JanssenDepartment of Surgery, Klinikum rechts der Isar, TU München, Munich, Germany.
Karen MesserDivision of Biostatistics, Department of Family Medicine and Public Health, Moores Cancer Center, University of California, San Diego, La Jolla, California, USA.
Pradipta GhoshDepartment of Medicine, University of California, San Diego, La Jolla, California, USA.
University of California, San Diego · USKlinikum rechts der Isar · DEComplexo Hospitalario Universitario A Coruña · ES

Funding

VIRAL MALIGNANCYP30CA023100 · NCI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI DIANE M SIMEONE · 1985 to 2026
$124.9M
Training Grant in GastroenterologyT32DK007202 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI GHOSH, PRADIPTA · 1985 to 2022
$7.7M
Spatial Regulation of RGS and G Protein SignalingR01CA100768 · NCI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI GHOSH, PRADIPTA · 2003 to 2019
$7.4M
Modulation of G proteins by Growth FactorsR01CA160911 · NCI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI GHOSH, PRADIPTA · 2013 to 2017
$1.8M
Genomic, clinical and behavioral signature of long-term breast cancer survivalR01CA166293 · NCI · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI MESSER, KAREN, NATARAJAN, LOKI · 2013 to 2016
$1.6M
NCI NIH HHS P30 CA023100NCI NIH HHS R01 CA100768NCI NIH HHS R01CA100768NCI NIH HHS R01 CA160911NCI NIH HHS R01CA160911NCI NIH HHS R01 CA166293NIDDK NIH HHS T32 DK007202
6 · The paper itself

Abstract

The consequence of a loss of balance between G-protein activation and deactivation in cancers has been interrogated by studying infrequently occurring mutants of trimeric G-protein α-subunits and GPCRs. Prior studies on members of a newly identified family of non-receptor guanine nucleotide exchange factors (GEFs), GIV/Girdin, Daple, NUCB1 and NUCB2 have revealed that GPCR-independent hyperactivation of trimeric G proteins can fuel metastatic progression in a variety of cancers. Here we report that elevated expression of each GEF in circulating tumor cells (CTCs) isolated from the peripheral circulation of patients with metastatic colorectal cancer is associated with a shorter progression-free survival (PFS). The GEFs were stronger prognostic markers than two other markers of cancer progression, S100A4 and MACC1, and clustering of all GEFs together improved the prognostic accuracy of the individual family members; PFS was significantly lower in the high-GEFs versus the low-GEFs groups [H.R = 5, 20 (95% CI; 2,15-12,57)]. Because nucleotide exchange is the rate-limiting step in cyclical activation of G-proteins, the poor prognosis conferred by these GEFs in CTCs implies that hyperactivation of G-protein signaling by these GEFs is an important event during metastatic progression, and may be more frequently encountered than mutations in G-proteins and/or GPCRs.

Indexed as

Biomarkers, TumorCalcium-Binding ProteinsColorectal NeoplasmsDisease-Free SurvivalDNA-Binding ProteinsGene ExpressionGTP-Binding Protein alpha SubunitsGuanine Nucleotide Exchange FactorsHumansIntracellular Signaling Peptides and ProteinsMicrofilament ProteinsNeoplasm MetastasisNeoplastic Cells, CirculatingNerve Tissue ProteinsNucleobindinsProtein Structure, TertiaryBiomarkers, TumorCalcium-Binding ProteinsCCDC88A protein, humanCCDC88C protein, humanDNA-Binding ProteinsGTP-Binding Protein alpha SubunitsGuanine Nucleotide Exchange FactorsIntracellular Signaling Peptides and ProteinsMACC1 protein, humanMicrofilament ProteinsNerve Tissue ProteinsNUCB1 protein, humanNUCB2 protein, humanNucleobindinsS100A4 protein, humanS100 Calcium-Binding Protein A4Trans-ActivatorsTranscription FactorsVesicular Transport Proteins

Identifiers

PMID26916336
PMCPMC4768264
OpenAlexW2285982465

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.