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Dual-Species Bacterial Therapy Destroys Tumors Without Immune Cells

AUN’s microbial synergy overcomes immunotherapy limits, with plans to begin clinical trials by 2031.

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Overview

  • AUN combines Proteus mirabilis (A-gyo) and Rhodopseudomonas palustris (UN-gyo) into a dual-species consortium designed for tumor targeting.
  • The therapy induces selective vascular collapse and direct cancer cell killing to eradicate tumors in both mouse and human models without relying on immune cells.
  • Tumor metabolites trigger A-gyo filamentation and shift the intratumoral ratio from approximately 3:97 to 99:1, amplifying antitumor potency.
  • UN-gyo serves as a regulatory partner, suppressing overall pathogenicity while enhancing tumor-specific cytotoxicity.
  • Preclinical studies report high biocompatibility with minimal side effects, and the research team is preparing a startup to launch clinical trials by 2031.