Evidence map›Paper›PMID 28676342›Full record

ArticleMolecular therapy : the journal of the American Society of Gene Therapy2017

Tumor Antigen and Receptor Densities Regulate Efficacy of a Chimeric Antigen Receptor Targeting Anaplastic Lymphoma Kinase.

Alec J Walker, Robbie G Majzner, Ling Zhang, Kelsey Wanhainen, Adrienne H Long, Sang M Nguyen, Paola Lopomo, Marc Vigny, Terry J Fry, Rimas J Orentas and 1 more

Open access · bronzeAbstract read
In one paragraph

Article in Molecular therapy : the journal of the American Society of Gene Therapy, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 259 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
259citing papers in PubMed, 3 pooled it
14.2field-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

259 citing papers in PubMed, 3 syntheses or guidelines pooled it, 374 citations in OpenAlex.

  1. Pooled it
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  8. Pediatric AML CAR T cell therapy.Molecular therapy. Oncology · 2026
    Review
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  19. Rational redesign of antigen binding domain improves in vivo efficacy of the CD22-CAR.Molecular therapy : the journal of the American Society of Gene Therapy · 2026
    Article
  20. Article

199 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

11 authors at 4 institutions in 2 countries.

Alec J WalkerPediatric Oncology Branch, Center for Cancer Research (CCR), National Cancer Institute (NCI), NIH, Bethesda, MD 20892, USA.
Robbie G MajznerDepartment of Pediatrics, Stanford University School of Medicine, Stanford, CA 94305, USA.
Ling ZhangPediatric Oncology Branch, Center for Cancer Research (CCR), National Cancer Institute (NCI), NIH, Bethesda, MD 20892, USA.
Kelsey WanhainenPediatric Oncology Branch, Center for Cancer Research (CCR), National Cancer Institute (NCI), NIH, Bethesda, MD 20892, USA.
Adrienne H LongPediatric Oncology Branch, Center for Cancer Research (CCR), National Cancer Institute (NCI), NIH, Bethesda, MD 20892, USA.
Sang M NguyenPediatric Oncology Branch, Center for Cancer Research (CCR), National Cancer Institute (NCI), NIH, Bethesda, MD 20892, USA.
Paola LopomoPediatric Oncology Branch, Center for Cancer Research (CCR), National Cancer Institute (NCI), NIH, Bethesda, MD 20892, USA.
Marc VignyINSERM/UPMC, Institut du Fer à Moulin, 75005 Paris, France.
Terry J FryPediatric Oncology Branch, Center for Cancer Research (CCR), National Cancer Institute (NCI), NIH, Bethesda, MD 20892, USA.
Rimas J OrentasPediatric Oncology Branch, Center for Cancer Research (CCR), National Cancer Institute (NCI), NIH, Bethesda, MD 20892, USA.
Crystal L MackallDepartment of Pediatrics, Stanford University School of Medicine, Stanford, CA 94305, USA. Electronic address: cmackall@stanford.edu.
Center for Cancer Research · USNational Cancer Institute · USStanford University · USInserm · FR

Funding

Optimizing the graft versus leukemia effect for pediatric ALLZIABC011295 · NCI · DIVISION OF BASIC SCIENCES - NCI · PI FRY, TERRY · 2010 to 2018
$4.8M
6 · The paper itself

Abstract

We explored the utility of targeting anaplastic lymphoma kinase (ALK), a cell surface receptor overexpressed on pediatric solid tumors, using chimeric antigen receptor (CAR)-based immunotherapy. T cells expressing a CAR incorporating the single-chain variable fragment sequence of the ALK48 mAb linked to a 4-1BB-CD3ζ signaling domain lysed ALK-expressing tumor lines and produced interferon-gamma upon antigen stimulation but had limited anti-tumor efficacy in two xenograft models of human neuroblastoma. Further exploration demonstrated that cytokine production was highly dependent upon ALK target density and that target density of ALK on neuroblastoma cell lines was insufficient for maximal activation of CAR T cells. In addition, ALK CAR T cells demonstrated rapid and complete antigen-induced loss of receptor from the T cell surface via internalization. Using a model that simultaneously modulated antigen density and CAR expression, we demonstrated that CAR functionality is regulated by target antigen and CAR density and that low expression of either contributes to limited anti-tumor efficacy of the ALK CAR. These data suggest that stoichiometric relationships between CAR receptors and target antigens may significantly impact the anti-tumor efficacy of CAR T cells and that manipulation of these parameters could allow precise tuning of CAR T cell activity.

Indexed as

Recombinant Fusion ProteinsAnaplastic Lymphoma KinaseAnimalsAntigens, NeoplasmCell Line, TumorDisease Models, AnimalGene ExpressionGene OrderGenetic VectorsHumansImmunotherapy, AdoptiveLentivirusLymphocyte ActivationMiceNeoplasmsReceptor Protein-Tyrosine KinasesALK protein, humanAlk protein, mouseAnaplastic Lymphoma KinaseAntigens, NeoplasmReceptor Protein-Tyrosine KinasesReceptors, Antigen, T-CellReceptors, Cell SurfaceRecombinant Fusion ProteinsALKanaplastic lymphoma kinaseantigen densityCARchimeric antigen receptorimmunotherapyneuroblastomatumor immunology

Identifiers

PMID28676342
PMCPMC5589087
OpenAlexW2624700430

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.