Development of a Rapid Live SARS-CoV-2 Neutralization Assay Based on a qPCR Readout

Sabine Lichtenegger, Sabine Saiger, Melina Hardt, Susanne Kulnik, Gabriel E. Wagner, Barbara Kleinhappl, Karoline Assig, Andrea Zauner, Michelle Ober, Janine Kimpel,

Journal of Clinical Microbiology · 2022 · 10 citations · 40 references

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Abstract

= 0.8373), proving that quantifying intracellular viral RNA can be used to measure seroneutralization. Our assay can be adapted easily to new variants, as demonstrated by our cross-neutralization experiments. This characteristic is key for rapidly determining immunity against newly emerging variants. Taken together, the novel assay presented here reduces turnaround time significantly while making use of a highly standardized and sensitive SARS-CoV-2 qRT-PCR method as a readout.

References

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