Evidence mapPaperPMID 41239377Full record

ArticleJournal of hematology & oncology2025

B7-H3 nanobody-based CAR T cells control multiple myeloma growth, while dual BCMA/B7-H3 CAR T cells overcome antigen escape.

Arne Van der Vreken, Fien Meeus, Chenggong Tu, Lauren van den Broecke, Vincenzo Raimondi, Rosanna Vescovini, Heleen Hanssens, Fenja Watté, Dorien Autaers, Marta Marco Aragon and 12 more

Abstract read
In one paragraph

Article in Journal of hematology & oncology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
field-weighted citation impact
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

2 citing papers in PubMed.

  1. Review
  2. Article
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

22 authors.

Arne Van der VrekenTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Fien MeeusTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Chenggong TuTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Lauren van den BroeckeTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Vincenzo RaimondiLaboratory of Hematology, Department of Medicine and Surgery, University of Parma, Parma, Italy.
Rosanna VescoviniLaboratory of Hematology, Department of Medicine and Surgery, University of Parma, Parma, Italy.
Heleen HanssensTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Fenja WattéTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Dorien AutaersTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Marta Marco AragonTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Janne BilliauFaculty of Medicine, KU Leuven, Leuven, Belgium.
Kim De VeirmanTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Karin VanderkerkenTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Yannick De VlaeminckTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Lorenzo FranceschiniTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Holly LeeDepartment of Medical Oncology and Hematology, Tom Baker Cancer Center, Calgary, AB, Canada.
Paola NeriDepartment of Medical Oncology and Hematology, Tom Baker Cancer Center, Calgary, AB, Canada.
Elke De BruyneTranslational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium.
Paola StortiLaboratory of Hematology, Department of Medicine and Surgery, University of Parma, Parma, Italy.
Nicola GiulianiLaboratory of Hematology, Department of Medicine and Surgery, University of Parma, Parma, Italy.
Karine Breckpot *Translational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium. karine.breckpot@vub.be.
Eline Menu *Translational Oncology Research Center, Department of Biomedical Sciences, Vrije Universiteit Brussel (VUB), Laarbeeklaan 103, B-1090, Brussels, Belgium. eline.menu@vub.be.

Funding

Fonds Wetenschappelijk Onderzoek 1S55619NFonds Wetenschappelijk Onderzoek 1S68523NFonds Wetenschappelijk Onderzoek V435824NKom op tegen Kanker KOTK_VUB/2024/13879Koning Boudewijnstichting 2022-J1811380-E003Stichting Tegen Kanker 2024-165_F2530Vrije Universiteit Brussel strategic research program (SRP84)
6 · The paper itself

Abstract

backgroundCAR T cell therapy targeting BCMA has shown remarkable efficacy in multiple myeloma (MM), but relapses occur due to T cell exhaustion and the emergence of BCMA-negative subpopulations. Novel targets are needed to overcome antigen escape.

methodsB7-H3 (CD276) expression was assessed on primary MM patient samples. We engineered nanobody-based CAR T cells (nanoCARs) targeting B7-H3 and evaluated their cytotoxicity and cytokine production in vitro, including against patient-derived myeloma cells. Anti-tumor activity was tested in two different MM xenograft models. Dual CAR T cells (BCMA/B7-H3) and CARpooling (mix of BCMA and B7-H3 CAR T cells) were also tested for efficacy in antigen escape models.

resultsB7-H3 expression was detected on plasma cells in 60% of MM patients. B7-H3 nanoCAR T cells exhibited strong antigen-specific cytotoxicity and effector cytokine secretion, including against primary MM cells. In vivo, they reduced tumor burden and improved survival. Dual (BCMA/B7-H3) CAR T cells and CARpooling effectively eliminated heterogeneous tumor populations with mutually exclusive BCMA or B7-H3 expression. These findings show that BCMA/B7-H3 targeting may be a strategy to overcome antigen escape mechanisms.

conclusionB7-H3 is a promising immunotherapy target in MM. B7-H3-specific and dual-targeting nanoCAR T cells could offer a strategy to prevent antigen escape and improve treatment durability.

Indexed as

B7 AntigensB-Cell Maturation AntigenImmunotherapy, AdoptiveMultiple MyelomaReceptors, Chimeric AntigenSingle-Domain AntibodiesT-LymphocytesTumor EscapeAnimalsCell Line, TumorHumansMiceMice, SCIDXenograft Model Antitumor AssaysB7 AntigensB-Cell Maturation AntigenCD276 protein, humanReceptors, Chimeric AntigenSingle-Domain AntibodiesAntigen escapeB7-H3BCMACAR T cellsCD276Multiple myeloma

Identifiers

PMID41239377
PMCPMC12619266

What Socratic holds

Textmetadata
LicenceCC BY-NC-ND
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 Socratic graph.