ArticleFrontiers in immunology2023
Resistance to anti-PD-1/anti-PD-L1: galectin-3 inhibition with GB1211 reverses galectin-3-induced blockade of pembrolizumab and atezolizumab binding to PD-1/PD-L1.
Article in Frontiers in immunology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.
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.
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.
Who cites it
27 citing papers in PubMed.
- Relative bioavailability and food effect of the galectin-3 inhibitor selvigaltin (GB1211) administered as a tablet in healthy participants (GALBA-1).Cancer chemotherapy and pharmacology · 2024Trial
- Safety and pharmacokinetics of GB1211, an oral galectin-3 inhibitor: a single- and multiple-dose first-in-human study in healthy participants.Cancer chemotherapy and pharmacology · 2023Trial
- Synergistic Regulation of Tumor Immunity by Integrins and Lectins: From Molecular Mechanisms to Dual-Targeted Therapy.International journal of molecular sciences · 2026Review
- Cancer-associated alterations in O-GalNAc glycosylation.Glycobiology · 2026Review
- Immune implications and therapeutic opportunities of tumor glycosylation.Nature cancer · 2026Review
- Glycobiology-driven therapeutic targeting of glycan-binding proteins: mechanisms, diseases, and clinical translation.Signal transduction and targeted therapy · 2026Review
- The role of galectins in modulating the tumor microenvironment and driving metastasis in skin cancers.Biological research · 2026Review
- Prostate Cancer Biomarkers with a Focus on Galectin-3: Emerging Clinical and Therapeutic Implications.Current oncology (Toronto, Ont.) · 2026Review
- Galectins at the crossroads of tumor immunity, metabolism, and metastasis: mechanisms, therapeutic resistance, and translational opportunities.Frontiers in immunology · 2026Review
- Tumor-associated macrophages: untapped molecular targets to improve T cell-based immunotherapy.Molecular cancer · 2025Review
- Transcriptomic and Clinical Profiling RevealsGenes · 2025Article
- Synergy of triazolyl substituents at C1 and C3 of galactose for high-affinity and selective galectin-4C inhibition.RSC chemical biology · 2025Article
- Human myelocyte and metamyelocyte-stage neutrophils suppress tumor immunity and promote cancer progression.Cell research · 2025Article
- BRAF/MEK inhibition induces cell state transitions boosting immune checkpoint sensitivity in BRAFCell reports. Medicine · 2025Article
- Galectin-3 Release in the Bone Marrow Microenvironment Promotes Drug Resistance and Relapse in Acute Myeloid Leukemia.Life (Basel, Switzerland) · 2025Review
- Mechanisms of primary resistance to immune checkpoint inhibitors in NSCLC.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2025Review
- New dimensions of PD-1/PD-L1 inhibitor combination therapy in cancer treatment: current advances and future perspectives.Frontiers in immunology · 2025Review
- Selective Glycopolymer Inhibitors of Galectin-3: Supportive Anti-Cancer Agents Protecting Monocytes and Preserving Interferon-Gamma Function.International journal of nanomedicine · 2025Article
- Galectins-1, -3 and -9 in leukemia: mechanistic insights and therapeutic translation.Frontiers in immunology · 2025Review
- Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
9 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Background: Galectin-3 (Gal-3) is a β-galactoside-binding lectin that is highly expressed within the tumor microenvironment of aggressive cancers and has been suggested to predict a poor response to immune checkpoint therapy with the anti-PD-1 monoclonal antibody pembrolizumab. We aimed to assess if the effect of Gal-3 was a result of direct interaction with the immune checkpoint receptor. Methods: The ability of Gal-3 to interact with the PD-1/PD-L1 complex in the absence and presence of blocking antibodies was assessed in Results: Gal-3 reduced the binding of the checkpoint inhibitors pembrolizumab (anti-PD-1) and atezolizumab (anti-PD-L1), by potentiating the interaction between the PD-1/PD-L1 complex. In the presence of a highly selective Gal-3 small molecule inhibitor (GB1211) the binding of the anti-PD-1/anti-PD-L1 therapeutics was restored to control levels. This was observed in both a surface plasmon resonance assay measuring protein-protein interactions and Conclusion: Our study suggests that Gal-3 can potentiate the PD-1/PD-L1 immune axis and potentially contribute to the immunosuppressive signalling mechanisms within the tumor microenvironment. In addition, Gal-3 prevents atezolizumab and pembrolizumab target engagement with their respective immune checkpoint receptors. Reversal of this effect with the clinical candidate GB1211 offers a potential enhancing combination therapeutic with anti-PD-1 and -PD-L1 blocking antibodies.
Indexed as
Identifiers
What OpenQuestion holds
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.