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Biotechnology: Pharmaceutical Preparations
Clinical TrialNov 10, 2026, 02:46 PM

Moleculin Biotech: Annamycin Combo Shows Promise in Pancreatic Cancer Models

AI Summary

Moleculin Biotech, Inc. announced new preclinical data demonstrating that its lead drug candidate, Annamycin (naxtarubicin), when combined with PD-1 immune checkpoint blockade, significantly extended survival in pancreatic cancer models. The combination therapy outperformed either agent alone, suggesting a potential new approach for treating pancreatic cancer, a disease often unresponsive to immune checkpoint inhibitors. The data also indicate that Annamycin achieves higher pancreatic tissue exposure than doxorubicin and enhances the infiltration of immune T cells, which are crucial for its antitumor activity. Moleculin plans to initiate an investigator-sponsored clinical trial for Annamycin in pancreatic cancer in 2027.

Key Highlights

  • Moleculin Biotech announces new preclinical data for Annamycin combined with PD-1 immune checkpoint blockade.
  • Combination therapy significantly increased survival in pancreatic cancer mouse models compared to single agents.
  • Annamycin achieves substantially higher and more sustained exposure in pancreatic tissue than doxorubicin.
  • In treated tumors, Annamycin showed increased infiltration of CD8+ and CD4+ T cells.
  • Inhibiting CD8+ T cells shortened survival, demonstrating their functional contribution to Annamycin's antitumor activity.
  • Company plans to sponsor an investigator-initiated clinical trial of Annamycin for pancreatic cancer in 2027.