Evidence map›Paper›PMID 26438783›Full record

ArticleClinical cancer research : an official journal of the American Association for Cancer Research2016

Crizotinib Synergizes with Chemotherapy in Preclinical Models of Neuroblastoma.

Kateryna Krytska, Hannah T Ryles, Renata Sano, Pichai Raman, Nicole R Infarinato, Theodore D Hansel, Monish R Makena, Michael M Song, C Patrick Reynolds, Yael P Mossé

Open access · greenAbstract read
In one paragraph

Article in Clinical cancer research : an official journal of the American Association for Cancer Research, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 73 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
73citing papers in PubMed, 1 pooled it
6.9field-weighted citation impact, top 3% 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

73 citing papers in PubMed, 1 synthesis or guideline pooled it, 105 citations in OpenAlex.

  1. Pooled it
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  5. D3-GPC2-Directed CAR T Cells Are Safe and Efficacious in Preclinical Models of Neuroblastoma and Small Cell Lung Cancer.Clinical cancer research : an official journal of the American Association for Cancer Research · 2025
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13 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

10 authors at 2 institutions in 1 country.

Kateryna KrytskaDivision of Oncology and Center for Childhood Cancer Research, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania.
Hannah T RylesDivision of Oncology and Center for Childhood Cancer Research, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania.
Renata SanoDivision of Oncology and Center for Childhood Cancer Research, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania.
Pichai RamanDivision of Oncology, The Center for Biomedical Informatics (CBMi), The Children's Hospital of Philadelphia Research Institute, Philadelphia, Pennsylvania.
Nicole R InfarinatoDivision of Oncology and Center for Childhood Cancer Research, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania.
Theodore D HanselDivision of Oncology and Center for Childhood Cancer Research, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania.
Monish R MakenaCancer Center, Texas Tech University Health Sciences Center School of Medicine, Lubbock, Texas.
Michael M SongCancer Center, Texas Tech University Health Sciences Center School of Medicine, Lubbock, Texas.
C Patrick ReynoldsCancer Center, Texas Tech University Health Sciences Center School of Medicine, Lubbock, Texas.
Yael P MosséDivision of Oncology and Center for Childhood Cancer Research, The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania. mosse@chop.edu.
Children's Hospital of Philadelphia · USTexas Tech University · US

Funding

Targeting Oncogenic ALK Signaling in NeuroblastomaR01CA140198 · NCI · CHILDREN'S HOSP OF PHILADELPHIA · PI MOSSE, YAEL P · 2009 to 2023
$5.6M
NCI NIH HHS R01 CA140198NCI NIH HHS R01CA140198
6 · The paper itself

Abstract

purposeThe presence of an ALK aberration correlates with inferior survival for patients with high-risk neuroblastoma. The emergence of ALK inhibitors such as crizotinib has provided novel treatment opportunities. However, certain ALK mutations result in de novo crizotinib resistance, and a phase I trial of crizotinib showed a lack of response in patients harboring those ALK mutations. Thus, understanding mechanisms of resistance and defining circumvention strategies for the clinic is critical. EXPERIMENTAL

designThe sensitivity of human neuroblastoma-derived cell lines, cell line-derived, and patient-derived xenograft (PDX) models with varying ALK statuses to crizotinib combined with topotecan and cyclophosphamide (topo/cyclo) was examined. Cultured cells and xenografts were evaluated for effects of these drugs on proliferation, signaling, and cell death, and assessment of synergy.

resultsIn neuroblastoma murine xenografts harboring the most common ALK mutations, including those mutations associated with resistance to crizotinib (but not in those with wild-type ALK), crizotinib combined with topo/cyclo enhanced tumor responses and mouse event-free survival. Crizotinib + topo/cyclo showed synergistic cytotoxicity and higher caspase-dependent apoptosis than crizotinib or topo/cyclo alone in neuroblastoma cell lines with ALK aberrations (mutation or amplification).

conclusionsCombining crizotinib with chemotherapeutic agents commonly used in treating newly diagnosed patients with high-risk neuroblastoma restores sensitivity in preclinical models harboring both sensitive ALK aberrations and de novo-resistant ALK mutations. These data support clinical testing of crizotinib and conventional chemotherapy with the goal of integrating ALK inhibition into multiagent therapy for ALK-aberrant neuroblastoma patients.

Indexed as

Anaplastic Lymphoma KinaseAnimalsAntineoplastic Combined Chemotherapy ProtocolsCell Line, TumorCell SurvivalCrizotinibCyclophosphamideDose-Response Relationship, DrugDrug SynergismFemaleHumansInhibitory Concentration 50Mice, SCIDMutationNeuroblastomaPyrazolesALK protein, humanAlk protein, mouseAnaplastic Lymphoma KinaseCrizotinibCyclophosphamidePyrazolesPyridinesReceptor Protein-Tyrosine KinasesTopotecanTP53 protein, humanTumor Suppressor Protein p53

Identifiers

PMID26438783
PMCPMC4755925
OpenAlexW2193255355

What OpenQuestion holds

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LicenceTDM
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.