nprnews_____ = ||| lubuntu at wor2 670N|||New Blood Tests Should Show How Long A COVID-19 Vaccine Will Protect You||| kickerpage = |||no kicker pagenpr for NPRNEWS||| summarynpr = |||Researchers are trying to come up with tests that can be performed using a blood sample that will determine not only whether a COVID-19 vaccine will work, but for how long.

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To more fully understand vaccine-induced immunity, researchers are comparing antibody levels in people who received the Moderna vaccine but still got COVID-19 with levels in people who got the vaccine but didn’t fall ill.

Angela Weiss/AFP via Getty Images

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Angela Weiss/AFP via Getty Images

Shots – Health News

New Blood Tests Should Show How Long A COVID-19 Vaccine Will Protect You

Researchers are trying to come up with tests that can be performed using a blood sample that will determine not only whether a COVID-19 vaccine will work, but for how long.

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