Evidence map›Paper›PMID 41645963›Full record

ReviewmAbs2026

Expanding the horizons of cancer therapy with next-generation 4-1BB agonists: a review of molecular and clinical strategies to maximize efficacy and ensure safety.

Gihoon You, Jungwoo Choi, Chorong Yang, Sora Kim, JuYeun Jeon, Kyungjin Park, Yangsoon Lee, Sang Hoon Lee

Abstract readReview
In one paragraph

Review in mAbs, 2026. 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. Review
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

8 authors.

Gihoon YouR&D Center, ABL Bio Inc., Seoul, Republic of Korea.ORCID 0000-0002-8325-8810
Jungwoo ChoiR&D Center, ABL Bio Inc., Seoul, Republic of Korea.ORCID 0009-0004-1944-9083
Chorong YangR&D Center, ABL Bio Inc., Seoul, Republic of Korea.ORCID 0009-0001-9605-0920
Sora KimR&D Center, ABL Bio Inc., Seoul, Republic of Korea.ORCID 0000-0001-8438-8273
JuYeun JeonR&D Center, ABL Bio Inc., Seoul, Republic of Korea.ORCID 0000-0002-8365-5808
Kyungjin ParkR&D Center, ABL Bio Inc., Seoul, Republic of Korea.ORCID 0009-0008-6162-709X
Yangsoon LeeR&D Center, ABL Bio Inc., Seoul, Republic of Korea.ORCID 0000-0003-1556-686X
Sang Hoon LeeR&D Center, ABL Bio Inc., Seoul, Republic of Korea.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Driven by the substantial limitations of first generation 4-1BB agonists urelumab and utomilumab, the field has shifted toward engineering next-generation molecules with improved therapeutic windows. This review provides a comprehensive analysis of this evolution, detailing how key molecular design strategies are used to restrict 4-1BB activation to the tumor microenvironment. We summarize available clinical data, highlighting that 4-1BB bispecific antibodies exhibit superior antitumor efficacy and more favorable safety profiles compared with their monospecific predecessors. Furthermore, we discuss strong rationale for combination strategies, emphasizing how 4-1BB signaling provides the crucial costimulatory signal necessary to sustain durable anti-tumor responses. In summary, this review elucidates the scientific basis of antibody engineering aimed at improving safety and tumor-selective activation of 4-1BB agonists and outlines future directions for optimizing their clinical application in cancer immunotherapy.

Indexed as

Antibodies, BispecificAntineoplastic Agents, ImmunologicalImmunotherapyNeoplasmsTumor Necrosis Factor Receptor Superfamily, Member 9AnimalsAntibodies, Monoclonal, HumanizedHumansTumor MicroenvironmentAntibodies, BispecificAntibodies, Monoclonal, HumanizedAntineoplastic Agents, ImmunologicalTumor Necrosis Factor Receptor Superfamily, Member 94-1BB4-1BB agonistsbispecific antibody (BsAb)cancer immunotherapyCD137tnfrsf9

Identifiers

PMID41645963
PMCPMC12885431

What OpenQuestion holds

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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.