Evidence map›Paper›PMID 37872225›Full record

ArticleNature medicine2023

CLDN6-specific CAR-T cells plus amplifying RNA vaccine in relapsed or refractory solid tumors: the phase 1 BNT211-01 trial.

Andreas Mackensen, John B A G Haanen, Christian Koenecke, Winfried Alsdorf, Eva Wagner-Drouet, Peter Borchmann, Daniel Heudobler, Barbara Ferstl, Sebastian Klobuch, Carsten Bokemeyer and 20 more

Registry-linked trialOpen access · hybridAbstract readClinical Trial, Phase I
In one paragraph

Article in Nature medicine, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT04503278 (Phase I/IIa, First-in-human, Open-label, Dose Escalation Trial With Expansion Cohorts to Evaluate Safety and Preliminary Efficacy of CLDN6 CAR-T With or Without CLDN6 RNA-LPX in Patients With CLDN6-positive Relapsed or Refractory Advanced Solid Tumors), which is not on this map. Cited by 197 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
197citing papers in PubMed, 4 pooled it
54.1field-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.

NCT04503278 phase1active not recruitingnot on this map

Phase I/IIa, First-in-human, Open-label, Dose Escalation Trial With Expansion Cohorts to Evaluate Safety and Preliminary Efficacy of CLDN6 CAR-T With or Without CLDN6 RNA-LPX in Patients With CLDN6-positive Relapsed or Refractory Advanced Solid Tumors

TypeinterventionalSponsorBioNTech Cell & Gene Therapies GmbHRan2020 to 2041Enrolled214ConditionsSolid TumorArmsCLDN6 CAR-T, CLDN6 uRNA-LPX/CLDN6 modRNA-LPX
3 · Its place in the literature

Who cites it

197 citing papers in PubMed, 4 syntheses or guidelines pooled it, 236 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Pooled it
  4. Pooled it
  5. Trial
  6. Trial
  7. Article
  8. Towards mRNA therapeutics 2.0.Nature reviews. Drug discovery · 2026
    Review
  9. Review
  10. RNA therapeutics: current status and future directions.Signal transduction and targeted therapy · 2026
    Review
  11. Article
  12. Article
  13. Targeting claudins in cancer.Nature reviews. Drug discovery · 2026
    Review
  14. Review
  15. Article
  16. Article
  17. Article
  18. Article
  19. Article
  20. Review

137 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

30 authors at 11 institutions in 3 countries.

Andreas Mackensen *University Hospital Erlangen, Department of Internal Medicine 5, Hematology/Oncology, Erlangen, Germany.ORCID http://orcid.org/0000-0002-0685-4483
John B A G Haanen *Netherlands Cancer Institute, Division of Medical Oncology, Amsterdam, the Netherlands.ORCID http://orcid.org/0000-0001-5884-7704
Christian KoeneckeHannover Medical School, Department of Hematology, Hemostasis, Oncology and Stem Cell Transplantation, Hannover, Germany.ORCID http://orcid.org/0000-0001-7025-1735
Winfried AlsdorfUniversity Medical Center Hamburg-Eppendorf, Department of Oncology, Hematology and Bone Marrow Transplantation with Division of Pneumology, Hamburg, Germany.
Eva Wagner-DrouetUniversity Medical Center Mainz, 3rd Medical Department, Hematology and Oncology, Mainz, Germany.ORCID http://orcid.org/0000-0002-0728-2253
Peter BorchmannUniversity Hospital of Cologne, Department I of Internal Medicine and Center for Integrated Oncology Aachen Bonn Cologne Düsseldorf, Cologne, Germany.
Daniel HeudoblerBavarian Cancer Research Center (BZKF), Erlangen, Germany.ORCID http://orcid.org/0000-0002-8790-4584
Barbara FerstlUniversity Hospital Erlangen, Department of Internal Medicine 5, Hematology/Oncology, Erlangen, Germany.
Sebastian KlobuchNetherlands Cancer Institute, Division of Medical Oncology, Amsterdam, the Netherlands.
Carsten BokemeyerUniversity Medical Center Hamburg-Eppendorf, Department of Oncology, Hematology and Bone Marrow Transplantation with Division of Pneumology, Hamburg, Germany.
Alexander DesukiUniversity Medical Center Mainz, 3rd Medical Department, Hematology and Oncology, Mainz, Germany.
Florian LükeBavarian Cancer Research Center (BZKF), Erlangen, Germany.
Nadine KutschUniversity Hospital of Cologne, Department I of Internal Medicine and Center for Integrated Oncology Aachen Bonn Cologne Düsseldorf, Cologne, Germany.ORCID http://orcid.org/0000-0001-9559-8575
Fabian MüllerUniversity Hospital Erlangen, Department of Internal Medicine 5, Hematology/Oncology, Erlangen, Germany.ORCID http://orcid.org/0000-0001-5487-5839
Eveline SmitNetherlands Cancer Institute, Division of Medical Oncology, Amsterdam, the Netherlands.ORCID http://orcid.org/0009-0007-3508-0409
Peter HillemannsHannover Medical School, Department of Gynecology and Obstetrics, Hannover, Germany.
Panagiotis KaragiannisUniversity Medical Center Hamburg-Eppendorf, Department of Oncology, Hematology and Bone Marrow Transplantation with Division of Pneumology, Hamburg, Germany.
Erol WiegertBexon Clinical Consulting, Upper Montclair, NJ, USA.ORCID http://orcid.org/0000-0002-7603-4368
Ying HeBioNTech SE, Mainz, Germany.
Thang HoBioNTech US, Cambridge, MA, USA.
Qing Kang-FortnerBioNTech US, Cambridge, MA, USA.
Anna Melissa SchlitterBioNTech SE, Mainz, Germany.
Catrine Schulz-EyingBioNTech SE, Mainz, Germany.
Andrew FinlaysonBioNTech SE, Mainz, Germany.
Carina FlemmigBioNTech SE, Mainz, Germany.
Klaus KühlckeBioNTech Innovative Manufacturing Services GmbH, Idar-Oberstein, Germany.
Liane PreußnerBioNTech SE, Mainz, Germany.
Benjamin RengstlBioNTech SE, Mainz, Germany.
Özlem TüreciBioNTech SE, Mainz, Germany.
Uğur ŞahinBioNTech SE, Mainz, Germany. Ugur.Sahin@biontech.de.ORCID http://orcid.org/0000-0003-0363-1564
BioNTech (Germany) · DEUniversität Hamburg · DEUniversitätsklinikum Erlangen · DEBioNTech (United States) · USDüsseldorf University Hospital · DEJohannes Gutenberg University Mainz · DEMedizinische Hochschule Hannover · DEThe Netherlands Cancer Institute · NLUniversity Hospital Regensburg · DEBexon Clinical Consulting (United States) · USLeiden University Medical Center · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The oncofetal antigen Claudin 6 (CLDN6) is highly and specifically expressed in many solid tumors, and could be a promising treatment target. We report dose escalation results from the ongoing phase 1/2 BNT211-01 trial evaluating the safety and feasibility of chimeric antigen receptor (CAR) T cells targeting the CLDN6 with or without a CAR-T cell-amplifying RNA vaccine (CARVac) at two dose levels (DLs) in relapsed/refractory CLDN6-positive solid tumors. The primary endpoints were safety and tolerability, maximum tolerated dose and recommended phase 2 dose (RP2D). Secondary endpoints included objective response rate (ORR) and disease control rate. We observed manageable toxicity, with 10 out of 22 patients (46%) experiencing cytokine release syndrome including one grade 3 event and 1 out of 22 (5%) with grade 1 immune effector cell-associated neurotoxicity syndrome. Dose-limiting toxicities occurred in two patients at the higher DL, resolving without sequelae. CAR-T cell engraftment was robust, and the addition of CARVac was well tolerated. The unconfirmed ORR in 21 evaluable patients was 33% (7 of 21), including one complete response. The disease control rate was 67% (14 of 21), with stable disease in seven patients. Patients with germ cell tumors treated at the higher DL exhibited the highest response rate (ORR 57% (4 of 7)). The maximum tolerated dose and RP2D were not established as the trial has been amended to utilize an automated manufacturing process. A repeat of the dose escalation is ongoing and will identify a RP2D for pivotal trials. ClinicalTrials.gov Identifier: NCT04503278 .

Indexed as

NeoplasmsClaudinsHumansNeurotoxicity SyndromesT-Lymphocytescell-associated neurotoxicityclaudin 6Claudins

Identifiers

PMID37872225
PMCPMC10667102
OpenAlexW4387880124

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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.