The global clinical trial landscape of PD-1-containing bispecific antibodies for gastric cancer: current status and future directions of targeting immune tolerance - Report - MDSpire

The global clinical trial landscape of PD-1-containing bispecific antibodies for gastric cancer: current status and future directions of targeting immune tolerance

  • By

  • Ziyue Sha

  • Zhengzheng Ji

  • Lanqing Zhao

  • Song Wang

  • Zhanjun Guo

  • June 22, 2026

  • 0 min

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Clinical Report: The Worldwide Clinical Trial Landscape for PD-1-Targeting Bispecific Antibodies in Gastric Cancer

Background

Gastric cancer is a leading cause of cancer-related mortality, with limited therapeutic options for advanced stages. PD-1 monotherapy has shown limited clinical benefit, necessitating innovative approaches like bispecific antibodies to enhance antitumor immunity. Understanding the clinical trial landscape is crucial for guiding future research and therapeutic strategies.

Data Highlights

YearNumber of TrialsPhase II TrialsLocation
2017-2025121Largest Segment84.30% in China

Key Findings

  • 121 interventional clinical trials identified for PD-1-targeting BsAbs in gastric cancer.
  • Phase II trials represent the largest segment of the clinical trial landscape.
  • CTLA-4 was the most common non-PD-1 co-target, followed by VEGF, TIGIT, and LAG3.
  • Combination therapies were more prevalent in China-led trials compared to monotherapy in non-China-led trials.
  • Annual growth observed for CTLA-4, VEGF, and TIGIT-targeted programs.

Clinical Implications

The findings indicate a growing interest in PD-1-targeting bispecific antibodies as a strategy to enhance antitumor immunity in gastric cancer.

Conclusion

The analysis reveals a rapidly expanding pipeline for PD-1-targeting bispecific antibodies in gastric cancer, with China as a key contributor.

Related Resources & Content

  1. Eric Van Cutsem, MD, PhD, The ASCO Post, 2017 -- EXPERT POINT OF VIEW: Eric Van Cutsem, MD, PhD
  2. Unlocking the Potential: Current Landscape and Future Directions of Immunotherapy in Gastric Cancer, Frontiers in Immunology, 2026
  3. Siwen Hu-Lieskovan, MD, The ASCO Post -- Expert Point of View: Siwen Hu-Lieskovan, MD Related Articles
  4. Immunotherapy and Targeted Therapy for Advanced Gastroesophageal Cancer: ASCO Guideline Update | Journal of Clinical Oncology
  5. Nivolumab plus chemotherapy as first-line treatment for advanced gastric, gastroesophageal junction, and esophageal adenocarcinoma: 5-year follow-up results from CheckMate 649 - PubMed
  6. The ASCO Post — The Future of Immunotherapy: Building on Checkpoint Blockade
  7. Immunotherapy and Targeted Therapy for Advanced Gastroesophageal Cancer: ASCO Guideline Update | Journal of Clinical Oncology
  8. Nivolumab plus chemotherapy as first-line treatment for advanced gastric, gastroesophageal junction, and esophageal adenocarcinoma: 5-year follow-up results from CheckMate 649 - PubMed
  9. First-line cadonilimab plus chemotherapy in HER2-negative advanced gastric or gastroesophageal junction adenocarcinoma: a randomized, double-blind, phase 3 trial | Nature Medicine

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