The United States government recently announced changes to existing and future investment in messenger ribonucleic acid (mRNA) vaccine technology, which was discovered in the early 1960s.
On August 5, 2025, the U.S. Department of Health and Human Services (HHS) stated that a coordinated wind-down of its mRNA vaccine development activities under the U.S. Biomedical Advanced Research and Development Authority (BARDA) had begun, including the cancellation and de-scoping of various contracts and solicitations.
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