Evidence map›Paper›PMID 32923888›Full record

ArticleJCO precision oncology2020

Hypermethylated

Lieke M J van Zogchel, Esther M van Wezel, Jalenka van Wijk, Janine Stutterheim, Wassilis S C Bruins, Lily Zappeij-Kannegieter, Tirza J E Slager, Roswitha Schumacher-Kuckelkorn, Iedan R N Verly, C Ellen van der Schoot and 1 more

Open access · hybridAbstract read
In one paragraph

Article in JCO precision oncology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 pooled it
1.4field-weighted citation impact, top 15% 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

20 citing papers in PubMed, 1 synthesis or guideline pooled it, 23 citations in OpenAlex.

  1. Pooled it
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  16. Recent clinical research on the application of liquid biopsy in neuroblastoma.Zhongguo dang dai er ke za zhi = Chinese journal of contemporary pediatrics · 2022
    Review
  17. Circulating Tumor DNA in Pediatric Cancer.Frontiers in molecular biosciences · 2022
    Review
  18. Molecular Genetics in Neuroblastoma Prognosis.Children (Basel, Switzerland) · 2021
    Review
  19. Article
  20. Article
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.

Lieke M J van ZogchelPrincess Máxima Center for Pediatric Oncology, Utrecht, the Netherlands.
Esther M van WezelSanquin Research, Department of Experimental Immunohematology, and Landsteiner Laboratory, Amsterdam University Medical Center, Amsterdam, the Netherlands.
Jalenka van WijkSanquin Research, Department of Experimental Immunohematology, and Landsteiner Laboratory, Amsterdam University Medical Center, Amsterdam, the Netherlands.
Janine StutterheimPrincess Máxima Center for Pediatric Oncology, Utrecht, the Netherlands.
Wassilis S C BruinsSanquin Research, Department of Experimental Immunohematology, and Landsteiner Laboratory, Amsterdam University Medical Center, Amsterdam, the Netherlands.
Lily Zappeij-KannegieterSanquin Research, Department of Experimental Immunohematology, and Landsteiner Laboratory, Amsterdam University Medical Center, Amsterdam, the Netherlands.
Tirza J E SlagerDepartment of Pediatric Oncology, Emma Children's Hospital, Amsterdam University Medical Center, Amsterdam, the Netherlands.
Roswitha Schumacher-KuckelkornPediatric Hematology and Oncology, Children's Hospital University of Cologne, Cologne, Germany.
Iedan R N VerlyPrincess Máxima Center for Pediatric Oncology, Utrecht, the Netherlands.
C Ellen van der SchootSanquin Research, Department of Experimental Immunohematology, and Landsteiner Laboratory, Amsterdam University Medical Center, Amsterdam, the Netherlands.
Godelieve A M TytgatPrincess Máxima Center for Pediatric Oncology, Utrecht, the Netherlands.
Sanquin · NLPrincess Máxima Center · NLEmma Kinderziekenhuis · NLUniversity Hospital Cologne · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeCirculating tumor DNA (ctDNA) has been used for disease monitoring in several types of cancer. The aim of our study was to investigate whether ctDNA can be used for response monitoring in neuroblastoma.

methodsOne hundred forty-nine plasma samples from 56 patients were analyzed by quantitative polymerase chain reaction (qPCR) for total cell free DNA (cfDNA; albumin and β-actin) and ctDNA (hypermethylated

resultsctDNA was detected at diagnosis in all patients with high-risk and stage M neuroblastoma and in 3 of 7 patients with localized disease. The levels of ctDNA were highest at diagnosis, decreased during induction therapy, and not detected before or after autologous stem-cell transplantation. At relapse, the amount of ctDNA was comparable to levels at diagnosis. There was an association between ctDNA and blood or BM mRNA, with concordant results when tumor burden was high or no tumor was detected. The discrepancies indicated either low-level BM infiltration (ctDNA negative/mRNA positive) or primary tumor/soft tissue lesions with no BM involvement (ctDNA positive/mRNA negative).

conclusionctDNA can be used for monitoring disease in patients with neuroblastoma. In high-risk patients and all patients with stage M at diagnosis, ctDNA is present. Our data indicate that at low tumor load, testing of both ctDNA and mRNA increases the sensitivity of molecular disease monitoring. It is likely that ctDNA can originate from both primary tumor and metastases and may be of special interest for disease monitoring in patients who experience relapse in other organs than BM.

Identifiers

PMID32923888
PMCPMC7446415
OpenAlexW3016521345

What OpenQuestion holds

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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.