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A Polymerase Chain Reaction (PCR) is a molecular biology technique that seeks to amplify a fragment of genetic material millions of times. The PCR technique has countless applications and is becoming more and more widespread. Currently, due to its reliability and precision, it is considered the benchmark for diagnosing infection by the SARS-CoV-2 virus, which is responsible for causing COVID-19. 

Substantiated information by:

Juan Carlos Hurtado
Mariana Fernandez-Pittol

Published: 5 February 2021
Updated: 5 February 2021


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