SalivaDirect has several advantages over other diagnostic tests for coronavirus, experts said, although it won't entirely solve the country's testing problems.
, allowing labs to test multiple peoples' samples at once. If the pooled sample comes back negative, all the samples in it are negative. If it comes back positive, the lab must go back and retest each sample individually.
Instead, SalivaDirect is simply a set of instructions. Once a lab can show that it is able to carry out the protocol, it can be authorized to do so by SalivaDirect. "A number of emails that we were receiving are actually just from local community groups, whether it's primary schools, colleges, universities, who are hoping they can get this," Wyllie said, adding that she expects the test to become widely available to consumers in four to eight weeks. Wyllie and her team won't be profiting from the protocol.
He said some concerns he has with the test are slow turnaround time for collection, transport to a laboratory and the PCR testing itself, which generally takes at least three hours.While this advancement in technology will help with getting the sample itself, it's still subject to many of the issues of PCR testing, he said.
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