Evidence map›Paper›PMID 33602908›Full record

ArticleBlood cancer journal2021

Ibrutinib and venetoclax target distinct subpopulations of CLL cells: implication for residual disease eradication.

Pin Lu, Shengchun Wang, Carrie A Franzen, Girish Venkataraman, Rebecca McClure, Lei Li, Wenjun Wu, Nifang Niu, Madina Sukhanova, Jianming Pei and 10 more

Open access · goldAbstract read
In one paragraph

Article in Blood cancer journal, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
4.9field-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

30 citing papers in PubMed, 50 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

20 authors at 4 institutions in 3 countries.

Pin LuFox Chase Cancer Center, Philadelphia, PA, USA.
Shengchun WangFox Chase Cancer Center, Philadelphia, PA, USA.ORCID 0000-0003-2296-1577
Carrie A FranzenUniversity of Chicago Medicine, Chicago, IL, USA.
Girish VenkataramanUniversity of Chicago Medicine, Chicago, IL, USA.
Rebecca McClureHealth Sciences North Research Institute, Sudbury, ON, Canada.
Lei LiUniversity of Chicago Medicine, Chicago, IL, USA.
Wenjun WuFox Chase Cancer Center, Philadelphia, PA, USA.
Nifang NiuUniversity of Chicago Medicine, Chicago, IL, USA.
Madina SukhanovaNorthwestern University Feinberg School of Medicine, Chicago, IL, USA.ORCID 0000-0002-1843-7038
Jianming PeiFox Chase Cancer Center, Philadelphia, PA, USA.
Donald A BaldwinFox Chase Cancer Center, Philadelphia, PA, USA.
Reza NejatiFox Chase Cancer Center, Philadelphia, PA, USA.
Mariusz A WasikFox Chase Cancer Center, Philadelphia, PA, USA.
Nadia KhanFox Chase Cancer Center, Philadelphia, PA, USA.
Yifan TuSt. Louis University, St Louis, MO, USA.
Juehua GaoNorthwestern University Feinberg School of Medicine, Chicago, IL, USA.
Yihua ChenNorthwestern University Feinberg School of Medicine, Chicago, IL, USA.
Shuo MaNorthwestern University Feinberg School of Medicine, Chicago, IL, USA.
Richard A LarsonUniversity of Chicago Medicine, Chicago, IL, USA.ORCID 0000-0001-9168-3203
Y Lynn WangFox Chase Cancer Center, Philadelphia, PA, USA. yuelynn.wang@fccc.edu.ORCID 0000-0003-0773-1212
Fox Chase Cancer Center · USUniversity of Chicago · USNorthwestern University · USHealth Sciences North · CA

Funding

Building clinically faithful ex vivo indolent lymphoma models for personalized therapyR21CA263415 · NCI · RESEARCH INST OF FOX CHASE CAN CTR · PI WANG, Y. LYNN · 2021 to 2022
$476k
NCI NIH HHS R21 CA263415
6 · The paper itself

Abstract

Ibrutinib inhibits Bruton tyrosine kinase while venetoclax is a specific inhibitor of the anti-apoptotic protein BCL2. Both drugs are highly effective as monotherapy against chronic lymphocytic leukemia (CLL), and clinical trials using the combination therapy have produced remarkable results in terms of rate of complete remission and frequency of undetectable minimal residual disease. However, the laboratory rationale behind the success of the drug combination is still lacking. A better understanding of how these two drugs synergize would eventually help develop other rational combination strategies. Using an ex vivo model that promotes CLL proliferation, we show that modeled ibrutinib proliferative responses, but not viability responses, correlate well with patients' actual clinical responses. Importantly, we demonstrate for the first time that ibrutinib and venetoclax act on distinct CLL subpopulations that have different proliferative capacities. While the dividing subpopulation of CLL responds to ibrutinib, the resting subpopulation preferentially responds to venetoclax. The combination of these targeted therapies effectively reduced both the resting and dividing subpopulations in most cases. Our laboratory findings help explain several clinical observations and contribute to the understanding of tumor dynamics. Additionally, our proliferation model may be used to identify novel drug combinations with the potential of eradicating residual disease.

Indexed as

AdenineAdultAgammaglobulinaemia Tyrosine KinaseAgedAged, 80 and overAntineoplastic AgentsBridged Bicyclo Compounds, HeterocyclicFemaleHumansLeukemia, Lymphocytic, Chronic, B-CellMaleMiddle AgedNeoplasm, ResidualPiperidinesProtein Kinase InhibitorsSulfonamidesAdenineAgammaglobulinaemia Tyrosine KinaseAntineoplastic AgentsBridged Bicyclo Compounds, HeterocyclicBTK protein, humanibrutinibPiperidinesProtein Kinase InhibitorsSulfonamidesvenetoclax

Identifiers

PMID33602908
PMCPMC7893066
OpenAlexW3132537256

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.