Evidence map›Paper›PMID 40851030›Full record

ArticleOncogene2025

GABAergic signaling contributes to tumor cell invasion and poor overall survival in colorectal cancer.

Carly Strelez, Francesca Battaglin, Rachel Perez, Yan Yang, Christopher Cherry, Joshua Millstein, Ah Young Yoon, John S Chlystek, Ethan Canfield, Bethany Haliday and 15 more

Abstract read
In one paragraph

Article in Oncogene, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
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

6 citing papers in PubMed.

  1. 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

25 authors.

Carly StrelezEllison Medical Institute, Los Angeles, CA, USA.
Francesca BattaglinDivision of Oncology, Norris Comprehensive Cancer Center, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.
Rachel PerezEllison Medical Institute, Los Angeles, CA, USA.
Yan YangDepartment of Population and Public Health Sciences, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.
Christopher CherryEllison Medical Institute, Los Angeles, CA, USA.
Joshua MillsteinDepartment of Population and Public Health Sciences, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.ORCID 0000-0001-7961-8943
Ah Young YoonEllison Medical Institute, Los Angeles, CA, USA.
John S ChlystekEllison Medical Institute, Los Angeles, CA, USA.
Ethan CanfieldEllison Medical Institute, Los Angeles, CA, USA.
Bethany HalidayEllison Medical Institute, Los Angeles, CA, USA.
Curran ShahEllison Medical Institute, Los Angeles, CA, USA.ORCID 0000-0001-5031-9501
Kimya GhaffarianEllison Medical Institute, Los Angeles, CA, USA.
Shivani SoniDivision of Oncology, Norris Comprehensive Cancer Center, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.ORCID 0000-0002-6368-4177
Hannah JiangEllison Medical Institute, Los Angeles, CA, USA.
Roy LauEllison Medical Institute, Los Angeles, CA, USA.
Aaron SchatzEllison Medical Institute, Los Angeles, CA, USA.
Yuyuan ZhouEllison Medical Institute, Los Angeles, CA, USA.ORCID 0000-0002-8317-4115
Daniel MulkerinUniversity of Rochester Wilmot Cancer Institute, Rochester, NY, USA.
Fang-Shu OuAlliance Statistics and Data Management Center, Mayo Clinic, Rochester, MN, USA.ORCID 0000-0003-1267-8735
Alan P VenookUniversity of California, San Francisco, San Francisco, CA, USA.
Federico InnocentiUniversity of North Carolina at Chapel Hill, Chapel Hill, NC, USA.
Josh NemanDepartment of Neurological Surgery, University of Southern California, Los Angeles, CA, USA.
Jonathan E KatzEllison Medical Institute, Los Angeles, CA, USA.
Heinz-Josef Lenz *Division of Oncology, Norris Comprehensive Cancer Center, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.ORCID 0000-0003-2178-9568
Shannon M Mumenthaler *Ellison Medical Institute, Los Angeles, CA, USA. smumenthaler@emila.org.

Funding

USC/NORRIS COMPREHENSIVE CANCER CENTER (CORE) SUPPORTP30CA014089 · NCI · UNIVERSITY OF SOUTHERN CALIFORNIA · PI Fumito Ito · 1985 to 2026
$181.4M
Member Site CoreU10CA180821 · NCI · BRIGHAM AND WOMEN'S HOSPITAL · PI Evanthia Galanis · 2014 to 2026
$177.3M
SWOG Network Group Operations Center of the NCTNU10CA180888 · NCI · UNIVERSITY OF CALIFORNIA AT DAVIS · PI PRIMO N. LARA · 2014 to 2026
$152.1M
Statistics CoreU10CA180882 · NCI · MAYO CLINIC ROCHESTER · PI Sumithra Jay Mandrekar · 2014 to 2026
$115.0M
Phase I Molecular and Clinical Pharmacodynamic Trials ETCTNUM1CA186717 · NCI · BECKMAN RESEARCH INSTITUTE/CITY OF HOPE · PI A. Dimitrios Colevas, Alexey V. Danilov · 2014 to 2026
$19.8M
Rochester Network Lead Academic Participating SiteUG1CA233230 · NCI · UNIVERSITY OF ROCHESTER · PI Paul M Barr · 2019 to 2026
$6.9M
NCI NIH HHS P30 CA014089NCI NIH HHS U10 CA180821NCI NIH HHS U10 CA180882NCI NIH HHS U10 CA180888NCI NIH HHS UG1 CA233230NCI NIH HHS UM1 CA186717U.S. Department of Health & Human Services | NIH | National Cancer Institute (NCI) P30CA014089U.S. Department of Health & Human Services | NIH | National Cancer Institute (NCI) U10CA180821U.S. Department of Health & Human Services | NIH | National Cancer Institute (NCI) U10CA180882U.S. Department of Health & Human Services | NIH | National Cancer Institute (NCI) U10CA180888U.S. Department of Health & Human Services | NIH | National Cancer Institute (NCI) UM1CA186717
6 · The paper itself

Abstract

Alterations in neurotransmitter signaling can influence colorectal cancer (CRC). In a large, randomized Phase III clinical trial (CALGB/SWOG 80405) involving patients with metastatic CRC, high expression of gamma-aminobutyric acid (GABA) pathway gene GAD1 and low expression of ABAT, indicative of a GABAergic environment, were associated with worse progression-free survival and overall survival outcomes. A metastasis map of human cancer cell lines (MetMap) and functional studies using a microfluidic tumor-on-chip platform demonstrated that high GAD1 expression correlates with increased metastatic potential. Knockdown and pharmacological inhibition of GAD1 reduced tumor invasion, while exogenous GABA promoted invasion. Tumor-derived GABA was elevated in Ras-altered tumors. Furthermore, analysis of publicly available data confirmed that higher GAD1 expression is associated with worse outcomes in Ras-mutant tumors. These findings establish a role for GABA signaling in tumor invasiveness, particularly in Ras-altered CRC. This study demonstrates using clinical data to inform new discoveries and highlights the need for advanced preclinical model systems that more accurately reflect human physiology to explore these findings.

Indexed as

Colorectal Neoplasmsgamma-Aminobutyric AcidCell Line, TumorGene Expression Regulation, NeoplasticHumansNeoplasm InvasivenessSignal Transductiongamma-Aminobutyric Acid

Identifiers

PMID40851030
PMCPMC12500471

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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.