Article
Presumptive positive with the Cepheid Xpert Xpress SARS-CoV-2 assay due to N mutations in the Delta variant.
Diagnostic microbiology and infectious disease - 1 Jul 2022
Choi Hosoon, Hwang Munok, Lukey Janell, Jinadatha Chetan, Navarathna Dhammika H
Abstract excerpt
The Cepheid Xpert® Xpress SARS-CoV-2 assay is 1 of the several real-time reverse transcription polymerase chain reaction (RT-PCR) assays that received Emergency Use Authorization from the United States Food and Drug Administration (FDA) for detection of SARS-CoV-2. Here we report 4 SARS-CoV-2 samples that were reported as presumptive positives on the Cepheid platform while reported as positives on alternative...
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