Evidence map›Paper›PMID 24142999›Full record

ArticleHaematologica2013

The synergism of MCL1 and glycolysis on pediatric acute lymphoblastic leukemia cell survival and prednisolone resistance.

Ingrid M Ariës, Bo R Hansen, Troels Koch, Rosanna van den Dungen, William E Evans, Rob Pieters, Monique L den Boer

Open access · goldAbstract read
In one paragraph

Article in Haematologica, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
2.3field-weighted citation impact, top 11% 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, 26 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

7 authors at 2 institutions in 2 countries.

Ingrid M Ariësm.l.denboer@erasmusmc.nl.
Bo R Hansen
Troels Koch
Rosanna van den Dungen
William E Evans
Rob Pieters
Monique L den Boer
Erasmus MC - Sophia Children’s Hospital · NLSt. Jude Children's Research Hospital · US

Funding

PHARMACOGENOMICS OF CHILDHOOD LEUKEMIA (ALL)R37CA036401 · NCI · ST. JUDE CHILDREN'S RESEARCH HOSPITAL · PI EVANS, WILLIAM E · 1987 to 2014
$9.7M
NCI NIH HHS 5R37CA036401NCI NIH HHS R37 CA036401
6 · The paper itself

Abstract

In vitro and in vivo resistance to prednisolone are predictive for an adverse prognosis in pediatric precursor B-acute lymphoblastic leukemia. Causes of resistance are still poorly understood. In this study, we observed that prednisolone exposure of prednisolone-sensitive patients' leukemic cells decreased anti-apoptotic MCL1 protein levels by 2.9-fold, while MCL1 protein expression in prednisolone-resistant leukemic patients' cells was unaffected (P<0.01). Locked nucleic acid oligonucleotides directed against MCL1 reduced MCL1 protein levels by 82±16% (P<0.05) in leukemic cells, decreased proliferation by 9-fold and sensitized to prednisolone up to 80.8-fold, compared to a non-silencing-control locked nucleic acid (P<0.05). Remarkably, we discovered that MCL1-silencing up-regulated the glucose consumption of leukemic cells by 2.5-fold (P<0.05), suggesting a potential rescue mechanism mediated by glycolysis. Targeting glycolysis by 2-deoxyglucose synergistically inhibited leukemic survival by 23.2-fold in MCL1-silenced cells (P<0.05). Moreover, 2-deoxyglucose and MCL1 locked nucleic acid concomitantly sensitized leukemic cells to prednisolone compared to MCL1 locked nucleic acid or 2-deoxyglucose alone (P<0.05). In conclusion, these results indicate the need to target both MCL1 and glycolysis simultaneously to inhibit leukemic survival and sensitize acute leukemia patients towards prednisolone.

Indexed as

Antineoplastic Agents, HormonalCell SurvivalDose-Response Relationship, DrugDrug Resistance, NeoplasmGlycolysisHEK293 CellsHumansMyeloid Cell Leukemia Sequence 1 ProteinPrecursor Cell Lymphoblastic Leukemia-LymphomaPrednisoloneTumor Cells, CulturedAntineoplastic Agents, HormonalMCL1 protein, humanMyeloid Cell Leukemia Sequence 1 ProteinPrednisolone

Identifiers

PMID24142999
PMCPMC3856966
OpenAlexW2154354914

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.