# Moderna and Merck’s cancer vaccine: How does it work?

https://mins.news/en/video/28304

- CNA, 2026-08-21 11:16 UTC
- Health
- Original: https://www.youtube.com/watch?v=dalFBwL0hkA

> Moderna and Merck say their personalised cancer vaccine helped prevent melanoma from returning and spreading. The companies hope the breakthrough could eventually apply to many cancers, while Moderna estimates thousands of melanoma patients might benefit in the first few years after approval.

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