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Moderna, Merck unveil mRNA-based cancer vaccine that cuts spread

Moderna, Merck unveil mRNA-based cancer vaccine that cuts spread

Summary

Moderna and Merck announced that their personalized mRNA cancer vaccine, Intismeran, lowered the chance of melanoma returning and spreading in a late-stage trial. The vaccine trains the immune system to fight cancer by targeting mutations in tumor cells.

Key Facts

  • Intismeran is a personalized mRNA vaccine developed to treat melanoma.
  • The vaccine showed success in reducing cancer recurrence and spread in a late-stage clinical trial.
  • Results released are interim; detailed data will be shared at a future medical meeting.
  • The vaccine was tested alongside Merck’s immunotherapy drug, Keytruda.
  • If approved, it could help thousands of melanoma patients who had tumors removed by surgery.
  • Melanoma affected over 1.5 million people in the US in 2023.
  • The vaccine works by training the patient’s immune system to recognize and attack cancer cells.
  • This is the first positive late-stage trial result for an mRNA vaccine against cancer.
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