Behind the scenes, scientists prep for COVID-19 vaccine test
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March 8, 2020
WASHINGTON (AP) — A team of scientists jostled for a view of the lab dish, staring impatiently for the first clue that an experimental vaccine against the new coronavirus just might work.
After weeks of round-the-clock research at the National Institutes of Health, it was time for a key test. If the vaccine revs up the immune system, the samples in that dish -- blood drawn from immunized mice -- would change color.
Minutes ticked by, and finally they started glowing blue.
"Especially at moments like this, everyone crowds around," said Kizzmekia Corbett, an NIH research fellow leading the vacci...
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