Evidence map›Paper›PMID 39786390›Full record

ArticleBlood2025

Odronextamab monotherapy in R/R DLBCL after progression with CAR T-cell therapy: primary analysis of the ELM-1 study.

Max S Topp, Matthew Matasar, John N Allan, Stephen M Ansell, Jeffrey A Barnes, Jon E Arnason, Jean-Marie Michot, Neta Goldschmidt, Susan M O'Brien, Uri Abadi and 9 more

Registry-linked trialAbstract readClinical Trial, Phase IMulticenter Study
In one paragraph

Article in Blood, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02290951 (An Open-Label, Multi-Center Phase 1 Study to Investigate the Safety and Tolerability of REGN1979, an Anti-CD20 x Anti-CD3 Bispecific Monoclonal Antibody, in Patients With CD20+ B-Cell Malignancies Previously Treated With CD20-Directed Antibody Therapy), which is not on this map. Cited by 24 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed, 2 pooled it
–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.

NCT02290951 phase1completednot on this map

An Open-Label, Multi-Center Phase 1 Study to Investigate the Safety and Tolerability of REGN1979, an Anti-CD20 x Anti-CD3 Bispecific Monoclonal Antibody, in Patients With CD20+ B-Cell Malignancies Previously Treated With CD20-Directed Antibody Therapy (ELM-1)

TypeinterventionalSponsorRegeneron PharmaceuticalsRan2015 to 2025Enrolled200ConditionsNon-Hodgkin Lymphoma, Chronic Lymphocytic LeukemiaArmsOdronextamab multiple dose levels
3 · Its place in the literature

Who cites it

24 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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  16. Selecting the best treatment approach and optimizing sequencing strategies in large B-cell lymphoma.Hematology. American Society of Hematology. Education Program · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

19 authors.

Max S ToppMedizinische Klinik und Poliklinik II, Universitätsklinikum Würzburg, Würzburg, Germany.
Matthew MatasarDivision of Blood Disorders, Rutgers Cancer Institute, New Brunswick, NJ.ORCID 0000-0002-4581-3721
John N AllanDivision of Hematology and Medical Oncology, Weill Cornell Medicine, New York, NY.ORCID 0000-0002-2088-0899
Stephen M AnsellDivision of Hematology, Department of Internal Medicine, Mayo Clinic, Rochester, MN.
Jeffrey A BarnesDepartment of Medicine, Hematology and Oncology Division, Massachusetts General Hospital Cancer Center, Boston, MA.ORCID 0000-0002-4867-1909
Jon E ArnasonDivision of Hematology/Oncology, Department of Medicine, Beth Israel Deaconess Medical Center, Boston, MA.
Jean-Marie MichotDepartement D'Innovation Therapeutique et D'Essais Precoces, Gustave Roussy Cancer Campus, Villejuif, France.ORCID 0000-0003-3482-3331
Neta GoldschmidtDepartment of Hematology, Hadassah Medical Center and Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Susan M O'BrienDivision of Hematology/Oncology, Department of Medicine, Chao Family Comprehensive Cancer Center, University of California Irvine Medical Center, Orange, CA.
Uri AbadiFaculty of Medicine, Tel Aviv University, Tel Aviv, Israel.
Irit AviviDepartment of Hematology, Ichilov University Hospital, Tel Aviv, Israel.
Yuan ChengRegeneron Pharmaceuticals, Inc., Tarrytown, NY.
Dina M FlinkRegeneron Pharmaceuticals, Inc., Tarrytown, NY.
Min ZhuRegeneron Pharmaceuticals, Inc., Tarrytown, NY.
Jurriaan Brouwer-VisserRegeneron Pharmaceuticals, Inc., Tarrytown, NY.
Aafia ChaudhryRegeneron Pharmaceuticals, Inc., Tarrytown, NY.
Hesham MohamedRegeneron Pharmaceuticals, Inc., Tarrytown, NY.
Srikanth AmbatiRegeneron Pharmaceuticals, Inc., Tarrytown, NY.
Jennifer L CrombieDepartment of Medical Oncology, Dana-Farber Cancer Institute, Boston, MA.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

abstractPatients with relapsed/refractory diffuse large B-cell lymphoma progressing after chimeric antigen receptor T-cell (CAR-T) therapy have dismal outcomes. The prespecified post-CAR-T expansion cohort of the ELM-1 study investigated the efficacy and safety of odronextamab, a CD20×CD3 bispecific antibody, in patients with disease progression after CAR-Ts. Sixty patients received IV odronextamab weekly for 4 cycles followed by maintenance until progression. The primary end point was objective response rate (ORR) by independent central review. The median number of prior lines of therapy was 3 (range, 2-9), 71.7% were refractory to CAR-Ts, and 48.3% relapsed within 90 days of CAR-T therapy. After a median follow-up of 16.2 months, ORR and complete response (CR) rate were 48.3% and 31.7%, respectively. Responses were similar across prior CAR-T products and time to relapse on CAR-T therapy. Median duration of response was 14.8 months and median duration of CR was not reached. Median progression-free survival and overall survival were 4.8 and 10.2 months, respectively. The most common treatment-emergent adverse event was cytokine release syndrome (48.3%; no grade ≥3 events). No cases of immune effector cell-associated neurotoxicity syndrome were reported. Grade ≥3 infections occurred in 12 patients (20.0%), 2 of which were COVID-19. Odronextamab monotherapy demonstrated encouraging efficacy and generally manageable safety, supporting its potential as an off-the-shelf option for patients after CAR-T therapy. This trial was registered at www.clinicaltrials.gov as #NCT02290951.

Indexed as

Antibodies, BispecificImmunotherapy, AdoptiveLymphoma, Large B-Cell, DiffuseAdultAgedAged, 80 and overDisease ProgressionFemaleHumansMaleMiddle AgedReceptors, Chimeric AntigenAntibodies, BispecificReceptors, Chimeric Antigen

Identifiers

PMID39786390
PMCPMC12002204

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Registered trials

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.