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GlobeNewswire·

Gritstone bio Highlights the Durability and Potential Broad Utility of its Self-amplifying mRNA (samRNA) COVID-19 Vaccine at ESCMID Global 2024

-- IgG levels and neutralizing antibodies against variants of concern persisted for at least 12 months, consistent with previous findings -- -- Antigen-specific T cell responses increased in the majority of participants