Evidence map›Paper›PMID 27899802›Full record

ArticleLeukemia2017

Genomic and transcriptional landscape of P2RY8-CRLF2-positive childhood acute lymphoblastic leukemia.

C Vesely, C Frech, C Eckert, G Cario, A Mecklenbräuker, U Zur Stadt, K Nebral, F Kraler, S Fischer, A Attarbaschi and 9 more

Open access · hybridAbstract read
In one paragraph

Article in Leukemia, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
7.6field-weighted citation impact, top 2% 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

30 citing papers in PubMed, 53 citations in OpenAlex.

  1. Article
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  6. Review
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  11. Comprehensive detection ofFrontiers in molecular biosciences · 2024
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  19. Constitutive Activation of RAS/MAPK Pathway Cooperates with Trisomy 21 and Is Therapeutically Exploitable in Down Syndrome B-cell Leukemia.Clinical cancer research : an official journal of the American Association for Cancer Research · 2020
    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

19 authors at 8 institutions in 4 countries.

C VeselyChildren's Cancer Research Institute (CCRI), Leukemia Biology Group, Vienna, Austria.
C FrechChildren's Cancer Research Institute (CCRI), Leukemia Biology Group, Vienna, Austria.
C EckertDepartment of Pediatric Oncology/Hematology, Charité Universitätsmedizin Berlin, Campus Virchow Klinikum, Berlin, Germany.
G CarioDepartment of Pediatrics, Medical University of Schleswig Holstein, Kiel, Germany.
A MecklenbräukerChildren's Cancer Research Institute (CCRI), Leukemia Biology Group, Vienna, Austria.
U Zur StadtClinic of Pediatric Hematology and Oncology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
K NebralChildren's Cancer Research Institute (CCRI), Leukemia Biology Group, Vienna, Austria.
F KralerChildren's Cancer Research Institute (CCRI), Leukemia Biology Group, Vienna, Austria.
S FischerChildren's Cancer Research Institute (CCRI), Leukemia Biology Group, Vienna, Austria.
A AttarbaschiSt Anna Kinderspital, Medical University Vienna, Vienna, Austria.
M SchusterResearch Center for Molecular Medicine (CeMM), Vienna, Austria.
C BockResearch Center for Molecular Medicine (CeMM), Vienna, Austria.ORCID 0000-0001-6091-3088
H CavéUFR de Médecine Paris-Diderot, INSERM UMR_S1131-Institute Universitaire d'hématologie, Département de Génétique-UF de Génétique Moléculaire, Hôpital Robert Debré, Paris, France.
A von StackelbergDepartment of Pediatric Oncology/Hematology, Charité Universitätsmedizin Berlin, Campus Virchow Klinikum, Berlin, Germany.
M SchrappeDepartment of Pediatrics, Medical University of Schleswig Holstein, Kiel, Germany.
M A HorstmannClinic of Pediatric Hematology and Oncology, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
G MannSt Anna Kinderspital, Medical University Vienna, Vienna, Austria.
O A HaasChildren's Cancer Research Institute (CCRI), Leukemia Biology Group, Vienna, Austria.
R Panzer-GrümayerChildren's Cancer Research Institute (CCRI), Leukemia Biology Group, Vienna, Austria.
Community College of Rhode Island · USAustrian Breast & Colorectal Cancer Study Group · ATSt Anna Children's Hospital · ATCeMM Research Center for Molecular Medicine · ATCharité - Universitätsmedizin Berlin · DEUniversität Hamburg · DEUniversity Hospital Schleswig-Holstein · DEInserm · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Children with P2RY8-CRLF2-positive acute lymphoblastic leukemia have an increased relapse risk. Their mutational and transcriptional landscape, as well as the respective patterns at relapse remain largely elusive. We, therefore, performed an integrated analysis of whole-exome and RNA sequencing in 41 major clone fusion-positive cases including 19 matched diagnosis/relapse pairs. We detected a variety of frequently subclonal and highly instable JAK/STAT but also RTK/Ras pathway-activating mutations in 76% of cases at diagnosis and virtually all relapses. Unlike P2RY8-CRLF2 that was lost in 32% of relapses, all other genomic alterations affecting lymphoid development (58%) and cell cycle (39%) remained stable. Only IKZF1 alterations predominated in relapsing cases (P=0.001) and increased from initially 36 to 58% in matched cases. IKZF1's critical role is further corroborated by its specific transcriptional signature comprising stem cell features with signs of impaired lymphoid differentiation, enhanced focal adhesion, activated hypoxia pathway, deregulated cell cycle and increased drug resistance. Our findings support the notion that P2RY8-CRLF2 is dispensable for relapse development and instead highlight the prominent rank of IKZF1 for relapse development by mediating self-renewal and homing to the bone marrow niche. Consequently, reverting aberrant IKAROS signaling or its disparate programs emerges as an attractive potential treatment option in these leukemias.

Indexed as

Gene FusionGenomicsTranscription, GeneticAdolescentChildChild, PreschoolGene DosageGenes, Tumor SuppressorHumansIkaros Transcription FactorInfantJanus KinasesPolymorphism, Single NucleotidePrecursor Cell Lymphoblastic Leukemia-LymphomaReceptors, CytokineReceptors, Purinergic P2YCRLF2 protein, humanIkaros Transcription FactorIKZF1 protein, humanJanus KinasesP2RY8 protein, humanReceptors, CytokineReceptors, Purinergic P2YSTAT Transcription Factors

Identifiers

PMID27899802
PMCPMC5508072
OpenAlexW2557296082

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.