Evidence map›Paper›PMID 29365312›Full record

ArticleBlood advances2018

Mutational dynamics of early and late relapsed childhood ALL: rapid clonal expansion and long-term dormancy.

Jean-François Spinella, Chantal Richer, Pauline Cassart, Manon Ouimet, Jasmine Healy, Daniel Sinnett

Open access · goldAbstract read
In one paragraph

Article in Blood advances, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
5.3field-weighted citation impact, top 4% 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

19 citing papers in PubMed, 33 citations in OpenAlex.

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  7. When dormancy fuels tumour relapse.Communications biology · 2021
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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

6 authors at 1 institution in 1 country.

Jean-François SpinellaCHU Sainte-Justine Research Center and.
Chantal RicherCHU Sainte-Justine Research Center and.
Pauline CassartCHU Sainte-Justine Research Center and.
Manon OuimetCHU Sainte-Justine Research Center and.
Jasmine HealyCHU Sainte-Justine Research Center and.
Daniel SinnettCHU Sainte-Justine Research Center and.
Centre Hospitalier Universitaire Sainte-Justine · CA

Funding

CIHR
6 · The paper itself

Abstract

Childhood acute lymphoblastic leukemia (cALL) is the most frequent pediatric cancer. Refractory/relapsed cALL presents a survival rate of ∼45% and is still one of the leading causes of death by disease among children. Mechanisms, such as clonal competition and evolutionary adaptation, govern treatment resistance. However, the underlying clonal dynamics leading to multiple relapses and differentiating early (<36 months postdiagnosis) from late relapse events remain elusive. Here, we use an integrative genome-based analysis combined with serial sampling of relapsed tumors (from primary tumor to ≤4 relapse events) from 19 pre-B-cell cALL patients (8 early and 11 late relapses) to assess the fitness of somatic mutations and infer their ancestral relationships. By quantifying both general clonal dynamics and newly acquired subclonal diversity, we show that 2 distinct evolutionary patterns govern early and late relapse: on one hand, a highly dynamic pattern, sustained by a putative defect of DNA repair processes, illustrating the quick emergence of fitter clones, and on the other hand, a quasi-inert evolution pattern, suggesting the escape from dormancy of leukemia stem cells likely spared from initial cytoreductive therapy. These results offer new insights into cALL relapse mechanisms and highlight the pressing need for adapted treatment strategies to circumvent resistance mechanisms.

Indexed as

Cell ProliferationMutation RateChildChild, PreschoolClonal EvolutionFemaleHumansInfantMaleMutationPrecursor Cell Lymphoblastic Leukemia-LymphomaRecurrence

Identifiers

PMID29365312
PMCPMC5812325
OpenAlexW2784875453

What OpenQuestion holds

Textmetadata
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.