Evidence map›Paper›PMID 31770110›Full record

ArticleThe Journal of clinical investigation2020

A stress-responsive enhancer induces dynamic drug resistance in acute myeloid leukemia.

Mark S Williams, Fabio Mr Amaral, Fabrizio Simeoni, Tim Cp Somervaille

Open access · hybridAbstract read
In one paragraph

Article in The Journal of clinical investigation, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
2.5field-weighted citation impact, top 10% 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

37 citing papers in PubMed, 51 citations in OpenAlex.

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  7. A Novel Potent and Selective GCN2 Inhibitor, APL-4098, Has Antileukemic Activity through Dysregulation of Mitochondrial Function.Clinical cancer research : an official journal of the American Association for Cancer Research · 2026
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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

4 authors at 1 institution in 1 country.

Mark S Williams
Fabio Mr Amaral
Fabrizio Simeoni
Tim Cp Somervaille
University of Manchester · GB

Funding

Cancer Research UK 19280Cancer Research UK 29389Cancer Research UK C5759/A20971
6 · The paper itself

Abstract

The drug efflux pump ABCB1 is a key driver of chemoresistance, and high expression predicts treatment failure in acute myeloid leukemia (AML). In this study, we identified and functionally validated the network of enhancers that controls expression of ABCB1. We show that exposure of leukemia cells to daunorubicin activated an integrated stress response-like transcriptional program to induce ABCB1 through remodeling and activation of an ATF4-bound, stress-responsive enhancer. Protracted stress primed enhancers for rapid increases in activity following re-exposure of cells to daunorubicin, providing an epigenetic memory of prior drug treatment. In primary human AML, exposure of fresh blast cells to daunorubicin activated the stress-responsive enhancer and led to dose-dependent induction of ABCB1. Dynamic induction of ABCB1 by diverse stressors, including chemotherapy, facilitated escape of leukemia cells from targeted third-generation ABCB1 inhibition, providing an explanation for the failure of ABCB1 inhibitors in clinical trials. Stress-induced upregulation of ABCB1 was mitigated by combined use of the pharmacologic inhibitors U0126 and ISRIB, which inhibit stress signaling and have potential for use as adjuvants to enhance the activity of ABCB1 inhibitors.

Indexed as

Enhancer Elements, GeneticLeukemia, Myeloid, AcuteAcetamidesActivating Transcription Factor 4Antineoplastic Combined Chemotherapy ProtocolsATP Binding Cassette Transporter, Subfamily BButadienesCyclohexylaminesDaunorubicinDrug Resistance, NeoplasmEpigenesis, GeneticGene Expression Regulation, LeukemicHumansK562 CellsNeoplasm ProteinsNitriles2-(4-chlorophenoxy)-N-(4-(2-(4-chlorophenoxy)acetamido)cyclohexyl)acetamideABCB1 protein, humanAcetamidesActivating Transcription Factor 4ATF4 protein, humanATP Binding Cassette Transporter, Subfamily BButadienesCyclohexylaminesDaunorubicinNeoplasm ProteinsNitrilesU 0126Cell stressHematologyLeukemiasOncology

Identifiers

PMID31770110
PMCPMC7269587
OpenAlexW2991402856

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.