Evidence map›Paper›PMID 33802801›Full record

ArticleCells2021

Pre-Clinical Evaluation of the Proteasome Inhibitor Ixazomib against Bortezomib-Resistant Leukemia Cells and Primary Acute Leukemia Cells.

Margot S F Roeten, Johan van Meerloo, Zinia J Kwidama, Giovanna Ter Huizen, Wouter H Segerink, Sonja Zweegman, Gertjan J L Kaspers, Gerrit Jansen, Jacqueline Cloos

Open access · goldAbstract read
In one paragraph

Article in Cells, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.7field-weighted citation impact, top 32% 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

11 citing papers in PubMed, 12 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

9 authors at 2 institutions in 1 country.

Margot S F RoetenCancer Center Amsterdam, Department of Hematology, Amsterdam UMC, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands.
Johan van MeerlooCancer Center Amsterdam, Department of Hematology, Amsterdam UMC, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands.
Zinia J KwidamaCancer Center Amsterdam, Department of Hematology, Amsterdam UMC, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands.
Giovanna Ter HuizenCancer Center Amsterdam, Department of Hematology, Amsterdam UMC, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands.ORCID 0000-0002-4126-8789
Wouter H SegerinkCancer Center Amsterdam, Department of Hematology, Amsterdam UMC, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands.
Sonja ZweegmanCancer Center Amsterdam, Department of Hematology, Amsterdam UMC, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands.
Gertjan J L KaspersPrincess Maxima Center of Pediatric Oncology, 3584 CS Utrecht, The Netherlands.
Gerrit JansenAmsterdam Rheumatology and Immunology Center, Cancer Center Amsterdam, Amsterdam UMC, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands.
Jacqueline CloosCancer Center Amsterdam, Department of Hematology, Amsterdam UMC, Vrije Universiteit, 1081 HV Amsterdam, The Netherlands.ORCID 0000-0001-9150-8026
Amsterdam University Medical Centers · NLEmma Kinderziekenhuis · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

At present, 20-30% of children with acute leukemia still relapse from current chemotherapy protocols, underscoring the unmet need for new treatment options, such as proteasome inhibition. Ixazomib (IXA) is an orally available proteasome inhibitor, with an improved safety profile compared to Bortezomib (BTZ). The mechanism of action (proteasome subunit inhibition, apoptosis induction) and growth inhibitory potential of IXA vs. BTZ were tested in vitro in human (BTZ-resistant) leukemia cell lines. Ex vivo activity of IXA vs. BTZ was analyzed in 15 acute lymphoblastic leukemia (ALL) and 9 acute myeloid leukemia (AML) primary pediatric patient samples. BTZ demonstrated more potent inhibitory effects on constitutive β5 and immunoproteasome β5i proteasome subunit activity; however, IXA more potently inhibited β1i subunit than BTZ (70% vs. 29% at 2.5 nM). In ALL/AML cell lines, IXA conveyed 50% growth inhibition at low nanomolar concentrations, but was ~10-fold less potent than BTZ. BTZ-resistant cells (150-160 fold) displayed similar (100-fold) cross-resistance to IXA. Finally, IXA and BTZ exhibited anti-leukemic effects for primary ex vivo ALL and AML cells; mean LC

Indexed as

Boron CompoundsBortezomibCell Line, TumorDrug Resistance, NeoplasmGlycineHumansLeukemia, Myeloid, AcuteMolecular Targeted TherapyPrecursor Cell Lymphoblastic Leukemia-LymphomaProteasome Endopeptidase ComplexProteasome InhibitorsBoron CompoundsBortezomibGlycineixazomibProteasome Endopeptidase ComplexProteasome InhibitorsBTZ resistancedrug resistanceixazomibleukemiaproteasomeproteasome inhibitor

Identifiers

PMID33802801
PMCPMC8002577
OpenAlexW3136935594

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.