Now, using a pool of 382 nasal swab samples obtained from possible COVID-19 cases in Arizona, Lim’s team has identified a SARS-CoV-2 mutation that had never been found before—-where 81 of the letters have vanished, permanently deleted from the genome. “One of the reasons why this mutation is of interest is because it mirrors a large deletion that arose in the 2003 SARS outbreak,” said Lim, an assistant professor at ASU’s Biodesign Institute.
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