The diagnosis was based on the Diagnosis and Treatment Protocol for COVID-19 (trial version 7) established by the National Health Commission of the People’s Republic of China.
Read morePCR is a molecular technique for exponential amplifica-tion of a specific segment of DNA, which was developed by Kary Mullis in the 1980s.
Read moreDroplet digital polymerase chain reaction (ddPCR) achieves abso-lute quantitation and is highly sensitive. In ddPCR, template DNA molecules are distributed across numerous droplets, so that the number of template DNA molecules can be quantified.
Read moreCoronavirus disease 2019 (COVID-19) is a new and emerging in-fectious disease that has spread rapidly across the globe. In this study, 117 clinical samples were analyzed qualitatively and quantitatively by RT-qPCR and droplet digital PCR (ddPCR).
Read moreIMPORTANCE Convalescent plasma is a potential therapeutic option for patients with coronavirus disease 2019 (COVID-19), but further data from randomized clinical trials are needed.
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