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Corona infections: how reliable are PCR tests?

Corona doubters are targeting the PCR test. They complain that this method too often gives false positive results. What is it? A fact check.

How reliable is the corona test? The common PCR method is questioned by critics of the corona measures. Photo: Hans Klaus Techt, dpa

Critics of the corona measures have discovered the PCR test as an alleged weak point. Too often it would give false positives. In a letter with the same wording, which readers also sent to this editorial office, it says, among other things, “without a PCR test there would be no pandemic”. The developer of the SARS-Cov2 infection test, the virologist Prof. Christian Drosten from the Charité in Berlin, has now responded to the criticism of the test. How does the test work? PCR stands for “Polymerase Chain Reaction”, in German: Polymerase chain reaction. Prof. Lars Dölken, …

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