Evidence map›Paper›PMID 34734190›Full record

ArticleNature cancer2021

Chemotherapy induces canalization of cell state in childhood B-cell precursor acute lymphoblastic leukemia.

Virginia A Turati, José Afonso Guerra-Assunção, Nicola E Potter, Rajeev Gupta, Simone Ecker, Agne Daneviciute, Maxime Tarabichi, Amy P Webster, Chuling Ding, Gillian May and 18 more

Open access · greenAbstract read
In one paragraph

Article in Nature cancer, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
2.8field-weighted citation impact, top 8% 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

28 citing papers in PubMed, 42 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

28 authors at 10 institutions in 5 countries.

Virginia A TuratiUCL Cancer Institute, University College London, United Kingdom.
José Afonso Guerra-Assunção *UCL Cancer Institute, University College London, United Kingdom.
Nicola E Potter *Institute of Cancer Research, Sutton, United Kingdom.
Rajeev GuptaUCL Cancer Institute, University College London, United Kingdom.
Simone EckerUCL Cancer Institute, University College London, United Kingdom.
Agne DaneviciuteUCL Cancer Institute, University College London, United Kingdom.
Maxime TarabichiThe Francis Crick Institute, London, United Kingdom.
Amy P WebsterUCL Cancer Institute, University College London, United Kingdom.
Chuling DingUCL Cancer Institute, University College London, United Kingdom.
Gillian MayUCL Cancer Institute, University College London, United Kingdom.
Chela JamesUCL Cancer Institute, University College London, United Kingdom.
John BrownUCL Cancer Institute, University College London, United Kingdom.
Lucia CondeUCL Cancer Institute, University College London, United Kingdom.
Lisa J RussellTranslational and Clinical Research Institute, Newcastle University Centre for Cancer, Newcastle University, UK.
Phil AncliffGreat Ormond Street Hospital, London, United Kingdom.
Sarah InglottGreat Ormond Street Hospital, London, United Kingdom.
Giovanni CazzanigaCentro Ricerca M. Tettamanti, University of Milano Bicocca, Monza, Italy.
Andrea BiondiUniversity of Milano-Bicocca, Department of Pediatrics, Fondazione MBBM/Ospedale San Gerardo, Monza, Italy.
Georgina W HallJohn Radcliffe Hospital, Oxford, United Kingdom.
Mark LynchFluidigm Corporation, San Francisco, CA, USA.
Mike HubankInstitute of Cancer Research, Sutton, United Kingdom.
Iain MacaulayThe Earlham Institute, Norwich, United Kingdom.
Stephan BeckUCL Cancer Institute, University College London, United Kingdom.
Peter Van LooThe Francis Crick Institute, London, United Kingdom.
Sten E JacobsenMRC Molecular Haematology Unit, MRC Weatherall Institute of Molecular Medicine, John Radcliffe Hospital, University of Oxford, Oxford OX3 9DS, UK.
Mel GreavesInstitute of Cancer Research, Sutton, United Kingdom.
Javier HerreroUCL Cancer Institute, University College London, United Kingdom.
Tariq EnverUCL Cancer Institute, University College London, United Kingdom.
CRUK Lung Cancer Centre of Excellence · GBInstitute of Cancer Research · GBGreat Ormond Street Hospital · GBThe Francis Crick Institute · GBUniversity of Milano-Bicocca · ITEarlham Institute · GBFluidigm (United States) · USJohn Radcliffe Hospital · GBKarolinska University Hospital · SEUniversity of Newcastle Australia · AU

Funding

Medical Research Council G0501838Medical Research Council G0801073Medical Research Council MC_PC_12020Medical Research Council MC_UU_00016/5Medical Research Council MC_UU_12009/5Medical Research Council MR/M009033/1Medical Research Council MR/N000838/1Wellcome Trust FC001202
6 · The paper itself

Abstract

Comparison of intratumor genetic heterogeneity in cancer at diagnosis and relapse suggests that chemotherapy induces bottleneck selection of subclonal genotypes. However, evolutionary events subsequent to chemotherapy could also explain changes in clonal dominance seen at relapse. We, therefore, investigated the mechanisms of selection in childhood B-cell precursor acute lymphoblastic leukemia (BCP-ALL) during induction chemotherapy where maximal cytoreduction occurs. To distinguish stochastic versus deterministic events, individual leukemias were transplanted into multiple xenografts and chemotherapy administered. Analyses of the immediate post-treatment leukemic residuum at single-cell resolution revealed that chemotherapy has little impact on genetic heterogeneity. Rather, it acts on extensive, previously unappreciated, transcriptional and epigenetic heterogeneity in BCP-ALL, dramatically reducing the spectrum of cell states represented, leaving a genetically polyclonal but phenotypically uniform population with hallmark signatures relating to developmental stage, cell cycle and metabolism. Hence, canalization of cell state accounts for a significant component of bottleneck selection during induction chemotherapy.

Indexed as

Burkitt LymphomaPrecursor Cell Lymphoblastic Leukemia-LymphomaCell CycleHumansInduction ChemotherapyRecurrence

Identifiers

PMID34734190
PMCPMC7611923
OpenAlexW3182621875

What OpenQuestion holds

Textmetadata
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.