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New mRNA vaccine could reduce the recurrence and spread of skin cancer

Merck and Moderna announced a successful late-stage trial for a melanoma vaccine. NPR's Leila Fadel talks to Dr. Robert Vonderheide of Penn Medicine and the American Association for Cancer Research.

Copyright 2026 NPR

Leila Fadel is a host of Morning Edition, as well as NPR's morning news podcast Up First.
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