12,000 college students sign up for COVID-19 spread test
As more and more Americans are getting vaccinated,
researchers are looking to get a better sense of how vaccinated people will
contribute to the spread of COVID-19.
About 12,000 students from 20 U.S.
colleges are participating in a large study on the effectiveness of the Moderna
Half the volunteers will
receive the Moderna vaccine now,
and the other half will receive
it four months later.
Participants will be
required to swab their nose on a daily basis and take a COVID-19 test twice a
Researchers are hoping to
find out just how many people who are vaccinated will then get infected and
spread the disease to others.