ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,858, issued on Jan. 13, was assigned to MIRATERRA INC. (Lewes, Del.).

"Methods for quantifying efficiency of nucleic acid extraction and detection" was invented by Diane Wu (San Francisco), Poornima Parameswaran (Millbrae, Calif.) and Scott Hickey (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods for quantifying the efficiency of nucleic acid extraction from a sample comprising a mixture of species are provided. In some embodiments, the method comprises adding an initial amount of one or more spike-ins to the sample, extracting nucleic acids from the sample, quantifying the amount of the one or more spike-ins in the extracted nuc...