Evidence map›Paper›PMID 33674445›Full record

ArticleJournal of immunology (Baltimore, Md. : 1950)2021

Preclinical Efficacy and Anti-Inflammatory Mechanisms of Action of the Bruton Tyrosine Kinase Inhibitor Rilzabrutinib for Immune-Mediated Disease.

Claire L Langrish, J Michael Bradshaw, Michelle R Francesco, Timothy D Owens, Yan Xing, Jin Shu, Jacob LaStant, Angelina Bisconte, Catherine Outerbridge, Stephen D White and 4 more

Open access · bronzeAbstract read
In one paragraph

Article in Journal of immunology (Baltimore, Md. : 1950), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 58 papers.

0numbers the graph read from it
0cells of the map it votes in
58citing papers in PubMed
9.1field-weighted citation impact, top 1% 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

58 citing papers in PubMed, 113 citations in OpenAlex.

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  9. Emerging Therapies for Anaphylaxis.Immunology and allergy clinics of North America · 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

14 authors at 2 institutions in 1 country.

Claire L LangrishPrincipia Biopharma Inc., South San Francisco, CA 94080; and claire.langrish@principiabio.com.
J Michael BradshawPrincipia Biopharma Inc., South San Francisco, CA 94080; and.
Michelle R FrancescoPrincipia Biopharma Inc., South San Francisco, CA 94080; and.
Timothy D OwensPrincipia Biopharma Inc., South San Francisco, CA 94080; and.ORCID 0000-0001-7651-2203
Yan XingPrincipia Biopharma Inc., South San Francisco, CA 94080; and.ORCID 0000-0002-7174-0482
Jin ShuPrincipia Biopharma Inc., South San Francisco, CA 94080; and.
Jacob LaStantPrincipia Biopharma Inc., South San Francisco, CA 94080; and.
Angelina BiscontePrincipia Biopharma Inc., South San Francisco, CA 94080; and.
Catherine OuterbridgeSchool of Veterinary Medicine, University of California Davis, Davis, CA 95616.ORCID 0000-0001-8181-4484
Stephen D WhiteSchool of Veterinary Medicine, University of California Davis, Davis, CA 95616.ORCID 0000-0003-3103-6930
Ronald J HillPrincipia Biopharma Inc., South San Francisco, CA 94080; and.
Ken A BrameldPrincipia Biopharma Inc., South San Francisco, CA 94080; and.ORCID 0000-0001-8643-3218
David M GoldsteinPrincipia Biopharma Inc., South San Francisco, CA 94080; and.
Philip A NunnPrincipia Biopharma Inc., South San Francisco, CA 94080; and.
Principia Biopharma (United States) · USUniversity of California, Davis · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bruton tyrosine kinase (BTK) is expressed in B cells and innate immune cells, acting as an essential signaling element in multiple immune cell pathways. Selective BTK inhibition has the potential to target multiple immune-mediated disease pathways. Rilzabrutinib is an oral, reversible, covalent BTK inhibitor designed for immune-mediated diseases. We examined the pharmacodynamic profile of rilzabrutinib and its preclinical mechanisms of action. In addition to potent and selective BTK enzyme and cellular activity, rilzabrutinib inhibited activation and inflammatory activities of B cells and innate cells such as macrophages, basophils, mast cells, and neutrophils, without cell death (in human and rodent assay systems). Rilzabrutinib demonstrated dose-dependent improvement of clinical scores and joint pathology in a rat model of collagen-induced arthritis and demonstrated reductions in autoantibody-mediated FcγR signaling in vitro and in vivo, with blockade of rat Arthus reaction, kidney protection in mouse Ab-induced nephritis, and reduction in platelet loss in mouse immune thrombocytopenia. Additionally, rilzabrutinib inhibited IgE-mediated, FcεR-dependent immune mechanisms in human basophils and mast cell-dependent mouse models. In canines with naturally occurring pemphigus, rilzabrutinib treatment resulted in rapid clinical improvement demonstrated by anti-inflammatory effects visible within 2 wk and all animals proceeding to complete or substantial disease control. Rilzabrutinib is characterized by reversible covalent BTK binding, long BTK residence time with low systemic exposure, and multiple mechanistic and biological effects on immune cells. Rilzabrutinib's unique characteristics and promising efficacy and safety profile support clinical development of rilzabrutinib for a broad array of immune-mediated diseases.

Indexed as

Agammaglobulinaemia Tyrosine KinaseAnimalsAnti-Inflammatory AgentsBasophilsBlood PlateletsDisease Models, AnimalDogsDrug Evaluation, PreclinicalHumansImmunoglobulin EKidneyMast CellsMiceMice, 129 StrainNephritisPemphigusAgammaglobulinaemia Tyrosine KinaseAnti-Inflammatory AgentsImmunoglobulin EProtein Kinase Inhibitors

Identifiers

PMID33674445
PMCPMC7980532
OpenAlexW3135238484

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.