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  • Jacqueline Howard
    Reporter, CNN Health

    Jacqueline Howard is a reporter for CNN Health.

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CAMBRIDGE, MASSACHUSETTS - MAY 08: A view of Moderna headquarters on May 08, 2020 in Cambridge, Massachusetts. Moderna was given FDA approval to continue to phase 2 of Coronavirus (COVID-19) vaccine trials with 600 participants. (Photo by Maddie Meyer/Getty Images)

Moderna coronavirus vaccine shows 'promising' safety and immune response results in published Phase 1 study, but more research is needed

Medical staff from myCovidMD provide free COVID-19 virus antibody testing in observance of Juneteenth at the Faith Central Bible Church, in the predominately African American city of Inglewood, California on June 19, 2020

Covid-19 immunity from antibodies may last only months, UK study suggests