Polymerase chain reaction (PCR) and rapid (antigen) tests for COVID-19 both involve taking a swab. Results for a PCR test take longer, as it needs to go to a laboratory. It is more costly but tends to ...
Roche AG’s new test using its temperature-activated generation of signal technology is the next step in PCR evolution, Igor Kozlov, head of Reagent Research and Design at Roche Diagnostics Solutions, ...
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