Evidence map›Paper›PMID 30026342›Full record

ArticleHaematologica2018

Inhibition of Btk by Btk-specific concentrations of ibrutinib and acalabrutinib delays but does not block platelet aggregation mediated by glycoprotein VI.

Phillip L R Nicolson, Craig E Hughes, Stephanie Watson, Sophie H Nock, Alexander T Hardy, Callum N Watson, Samantha J Montague, Hayley Clifford, Aarnoud P Huissoon, Jean-Daniel Malcor and 5 more

Open access · goldAbstract read
In one paragraph

Article in Haematologica, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
6.4field-weighted citation impact, top 3% 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

46 citing papers in PubMed, 70 citations in OpenAlex.

  1. Review
  2. Article
  3. Cardiovascular Toxicity of BTKi in Chronic B-Cell Malignancies.Reviews in cardiovascular medicine · 2026
    Review
  4. Platelet Membrane Receptors and Signalling Pathways.Handbook of experimental pharmacology · 2026
    Review
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  6. Article
  7. Review
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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

15 authors at 6 institutions in 2 countries.

Phillip L R NicolsonInstitute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, UK p.nicolson@bham.ac.uk s.p.watson@bham.ac.uk.
Craig E HughesInstitute for Cardiovascular and Metabolic Research, Harborne Building, University of Reading, UK.
Stephanie WatsonInstitute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, UK.
Sophie H NockInstitute for Cardiovascular and Metabolic Research, Harborne Building, University of Reading, UK.
Alexander T HardyInstitute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, UK.
Callum N WatsonInstitute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, UK.
Samantha J MontagueACRF Department of Cancer Biology and Therapeutics, John Curtin School of Medical Research, Australian National University, Canberra, ACT, 2601, Australia.
Hayley CliffordDepartment of Immunology, Heartlands Hospital, Birmingham, UK.
Aarnoud P HuissoonDepartment of Immunology, Heartlands Hospital, Birmingham, UK.
Jean-Daniel MalcorDepartment of Biochemistry, University of Cambridge, UK.
Mark R ThomasInstitute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, UK.
Alice Y PollittInstitute for Cardiovascular and Metabolic Research, Harborne Building, University of Reading, UK.
Michael G TomlinsonDepartment of Biosciences, College of Life and Environmental Sciences, University of Birmingham, UK.
Guy PrattDepartment of Haematology, Queen Elizabeth Hospital, Birmingham, UK.
Steve P WatsonInstitute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, UK p.nicolson@bham.ac.uk s.p.watson@bham.ac.uk.
University of Birmingham · GBUniversity of Reading · GBHeartlands Hospital · GBAustralian National University · AUQueen Elizabeth Hospital Birmingham · GBUniversity of Cambridge · GB

Funding

British Heart Foundation FS/17/20/32738British Heart Foundation RG/13/18/30563
6 · The paper itself

Abstract

Ibrutinib and acalabrutinib are irreversible inhibitors of Bruton tyrosine kinase used in the treatment of B-cell malignancies. They bind irreversibly to cysteine 481 of Bruton tyrosine kinase, blocking autophosphorylation on tyrosine 223 and phosphorylation of downstream substrates including phospholipase C-γ2. In the present study, we demonstrate that concentrations of ibrutinib and acalabrutinib that block Bruton tyrosine kinase activity, as shown by loss of phosphorylation at tyrosine 223 and phospholipase C-γ2, delay but do not block aggregation in response to a maximally-effective concentration of collagen-related peptide or collagen. In contrast, 10- to 20-fold higher concentrations of ibrutinib or acalabrutinib block platelet aggregation in response to glycoprotein VI agonists.

Indexed as

AdenineAgammaglobulinaemia Tyrosine KinaseAgammaglobulinemiaBenzamidesBlood PlateletsCarrier ProteinsGenetic Diseases, X-LinkedHumansMutationPeptidesPiperidinesPlatelet ActivationPlatelet Function TestsPlatelet Membrane GlycoproteinsProtein Kinase InhibitorsPyrazinesacalabrutinibAdenineAgammaglobulinaemia Tyrosine KinaseBenzamidesCarrier Proteinscollagen-related peptideibrutinibPeptidesPiperidinesPlatelet Membrane Glycoproteinsplatelet membrane glycoprotein VIProtein Kinase InhibitorsPyrazinesPyrazolesPyrimidines

Identifiers

PMID30026342
PMCPMC6269309
OpenAlexW2883175618

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.