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Updated: Oct 26, 2025
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Clinical Trials with Biologic Primary Endpoints in Immuno-oncology: Concepts and Usage
James Isaacs1, Aaron C Tan2, Brent A Hanks1
1Duke University, Durham, North Carolina.
Summary
Early clinical trials for immuno-oncology agents can be improved using pharmacokinetic and pharmacodynamic outcomes. This approach enhances the efficiency and validity of developing novel immunotherapies.
Area of Science:
- Immunology
- Oncology
- Clinical Pharmacology
Background:
- Immuno-oncology agents represent a promising therapeutic class.
- Early-phase clinical trial design is critical for efficient drug development.
- Understanding the immunologic mechanism of action is key for immuno-oncology.
Purpose of the Study:
- To explore the utility of pharmacokinetic (PK) and pharmacodynamic (PD) immunologic outcomes in early-phase clinical trials.
- To highlight underutilized trial designs for immuno-oncology agents.
- To demonstrate the application of new technologies in developing immunotherapies.
Main Methods:
- Literature review of existing clinical trial designs.
- Analysis of immunologic aspects in published studies.
- Discussion of translational approaches and new technologies.
Main Results:
- PK/PD immunologic outcomes can enhance trial validity and efficiency.
- Certain trial designs incorporating immunologic endpoints are underutilized.
- New technologies facilitate the development of diverse immunotherapeutic agents.
Conclusions:
- Integrating PK/PD immunologic endpoints into early trials is beneficial for immuno-oncology.
- Optimized trial designs are needed to fully leverage immunologic mechanisms.
- Translational science and technology are vital for advancing immunotherapies.
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