Copan has received some reports of Bordetella parapertussis false positives observed at high cycle threshold values (Ct, Cycle threshold) when combining eSwab with some in-house PCR protocols and the Pathofinder BV-RealAccurate Quadruplex Bordetella PCR kit due to non-viable B. parapertussis nucleic-acids traces. Recall start date: Nov 5, 2021
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