Evidence map›Paper›PMID 26967057›Full record

ArticleOncotarget2016

A chemical screen for medulloblastoma identifies quercetin as a putative radiosensitizer.

Tonny Lagerweij, Lotte Hiddingh, Dennis Biesmans, Matheus H W Crommentuijn, Jacqueline Cloos, Xiao-Nan Li, Mari Kogiso, Bakhos A Tannous, W Peter Vandertop, David P Noske and 3 more

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.4field-weighted citation impact, top 19% 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

12 citing papers in PubMed, 19 citations in OpenAlex.

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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

13 authors at 4 institutions in 2 countries.

Tonny LagerweijDepartment of Pediatric Oncology/Hematology, VU University Medical Center, Amsterdam, The Netherlands.
Lotte HiddinghDepartment of Pediatric Oncology/Hematology, VU University Medical Center, Amsterdam, The Netherlands.
Dennis BiesmansDepartment of Pediatric Oncology/Hematology, VU University Medical Center, Amsterdam, The Netherlands.
Matheus H W CrommentuijnDepartment of Neuro-oncology Research Group, Cancer Center Amsterdam, VU University Medical Center, Amsterdam, The Netherlands.
Jacqueline CloosDepartment of Pediatric Oncology/Hematology, VU University Medical Center, Amsterdam, The Netherlands.
Xiao-Nan LiDepartment of Pediatrics, Texas Children's Cancer Center, Baylor College of Medicine, Houston, TX, USA.
Mari KogisoDepartment of Pediatrics, Texas Children's Cancer Center, Baylor College of Medicine, Houston, TX, USA.
Bakhos A TannousDepartment of Neurology, Molecular Neurogenetics Unit, Massachusetts General Hospital and Harvard Medical School, Boston, MA, USA.
W Peter VandertopDepartment of Neurosurgery, VU University Medical Center, Amsterdam, The Netherlands.
David P NoskeDepartment of Neurosurgery, VU University Medical Center, Amsterdam, The Netherlands.
Gertjan J L KaspersDepartment of Pediatric Oncology/Hematology, VU University Medical Center, Amsterdam, The Netherlands.
Tom WürdingerDepartment of Neurosurgery, VU University Medical Center, Amsterdam, The Netherlands.
Esther HullemanDepartment of Pediatric Oncology/Hematology, VU University Medical Center, Amsterdam, The Netherlands.
Amsterdam UMC Location VUmc · NLMassachusetts General Hospital · USBaylor College of Medicine · USChildren's Cancer Center · US

Funding

Interdepartmental Neuroscience CenterP30NS045776 · NINDS · MASSACHUSETTS GENERAL HOSPITAL · PI BREAKEFIELD, XANDRA OWENS, TANNOUS, BAKHOS A · 2003 to 2018
$11.1M
NINDS NIH HHS P30 NS045776
6 · The paper itself

Abstract

Treatment of medulloblastoma in children fails in approximately 30% of patients, and is often accompanied by severe late sequelae. Therefore, more effective drugs are needed that spare normal tissue and diminish long-term side effects. Since radiotherapy plays a pivotal role in the treatment of medulloblastoma, we set out to identify novel drugs that could potentiate the effect of ionizing radiation.Thereto, a small molecule library, consisting of 960 chemical compounds, was screened for its ability to sensitize towards irradiation. This small molecule screen identified the flavonoid quercetin as a novel radiosensitizer for the medulloblastoma cell lines DAOY, D283-med, and, to a lesser extent, D458-med at low micromolar concentrations and irradiation doses used in fractionated radiation schemes. Quercetin did not affect the proliferation of neural precursor cells or normal human fibroblasts. Importantly, in vivo experiments confirmed the radiosensitizing properties of quercetin. Administration of this flavonoid at the time of irradiation significantly prolonged survival in orthotopically xenografted mice. Together, these findings indicate that quercetin is a potent radiosensitizer for medulloblastoma cells that may be a promising lead for the treatment of medulloblastoma in patients.

Indexed as

AnimalsCell LineCell Line, TumorCells, CulturedCell SurvivalCerebellar NeoplasmsDrug Screening Assays, AntitumorFemaleGene Expression Regulation, NeoplasticHumansKaplan-Meier EstimateMedulloblastomaMice, NudeMolecular StructureQuercetinRadiation-Sensitizing AgentsQuercetinRadiation-Sensitizing Agentsmedulloblastomaquercetinradiosensitizerscreensmall molecule

Identifiers

PMID26967057
PMCPMC5094961
OpenAlexW2293227870

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.