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Breakthrough mRNA Melanoma Trial Transforms Patient's Life

1/10/2026

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Summary

Story summary

Dr. Carol S. Leonard, a dual American and British citizen, underwent an mRNA melanoma trial that markedly improved her condition.
After exhausting US treatments, Leonard returned to the United Kingdom for advanced care.
The trial was financed by Moderna and Merck, and Leonard’s tumors are nearly gone.
She warns that federal funding cuts for mRNA research could slow progress and limit future options for patients, which alarms the melanoma community.

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Story summary

Dr. Carol S. Leonard, a dual American and British citizen, underwent an mRNA melanoma trial that markedly improved her condition.
After exhausting US treatments, Leonard returned to the United Kingdom for advanced care.
The trial was financed by Moderna and Merck, and Leonard’s tumors are nearly gone.
She warns that federal funding cuts for mRNA research could slow progress and limit future options for patients, which alarms the melanoma community.