The Food and Drug Administration said on Friday that it had granted emergency authorization for the first at-home saliva collection kit to test for the coronavirus. The test kit was developed by a Rutgers University laboratory, called RUCDR Infinite Biologics, in partnership with Spectrum Solutions and Accurate Diagnostic Labs. Rutgers received F.D.A. permission last month to collect saliva samples from patients at test sites but can now sell the collection kits for individuals to use at home. They must be ordered by a physician. To read the full article.