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Saliva-Based PCR Test Just as Effective as Nasal Swabs for COVID Detection

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Processing covidSHIELD tests in one of SHIELD Illinois’s labs. Credit: Fred Zwicky/University of Illinois Megan, an Illinois lady, took her children to be tested after they were exposed to COVID. A quick test from the local drugstore could have sufficed, but her son Brennan despised the nose swab—it tickled and it was simply not a pleasant experience. So, Megan took her kids to a testing facility, where her son could simply spit into a tube to submit his sample. Like other COVID tests, The findings were available In less than 24 hours.   COVID testing has come a long way from the early days of the pandemic when patients had to go to a doctor's office and have deep "brain-tickling" nose swabs and wait days for results. The University of Illinois at Urbana-Champaign (UIUC), Yale University and Rockefeller University, have developed saliva-based tests on their own . These tests are less intrusive, faster to run, and, in some situations, more sensitive than nasal tests.  Whi

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