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Combination Immunotherapy as a Promising Strategy to Overcome Immunotherapy Resistance: From Emergence to
Asmita Pandey1,2, Sudhir Kumar Rai2, Li Ma2,3
1Department of Tropical Medicine, Medical Microbiology, and Pharmacology, John A. Burns School of Medicine, University of Hawaii at Manoa, Honolulu, Hawaii, USA.
Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|February 25, 2026
Summary
Developing novel combination immunotherapies, integrating next-generation treatments and biomarkers, is crucial to overcome resistance to immune checkpoint inhibitors in cancer treatment. This approach aims to personalize therapy and improve patient outcomes by tailoring treatments to specific tumor microenvironments.
Area of Science:
- Oncology
- Immunology
- Biomarker Discovery
Background:
- Immune checkpoint inhibitors (ICIs) have advanced cancer therapy but face resistance due to single-agent use and limited combination success.
- Overcoming resistance requires novel strategies beyond current single-agent ICI treatments.
Purpose of the Study:
- To review emerging combinatorial immunotherapy approaches for overcoming ICI resistance.
- To emphasize the integration of next-generation immunotherapies and biomarkers for personalized cancer treatment.
- To discuss lessons from failed trials and toxicities to guide future research.
Main Methods:
- Literature review of current and emerging immunotherapy combinations.
- Analysis of tumor microenvironment-specific combinatorial strategies.
- Evaluation of biomarker integration for response prediction and personalization.
- Review of clinical trial designs and adaptive strategies.
Main Results:
- Combinatorial approaches tailored to tumor microenvironments show promise in overcoming ICI resistance.
- Advanced biomarkers are essential for predicting response and personalizing immunotherapy.
- Integrating next-generation immunotherapies with ICIs requires careful consideration of trial design and toxicity.
Conclusions:
- Tailored combination immunotherapies, guided by advanced biomarkers and AI-driven platforms, are key to enhancing cancer treatment efficacy.
- Future clinical trials should incorporate adaptive, biomarker-guided designs to optimize combination immunotherapy strategies.
- Personalized approaches integrating novel immunotherapies and biomarkers are essential for improving outcomes in resistant cancers.
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