SARS-CoV-2 nasopharyngeal viral load in individuals infected with BA.2, compared to Alpha, Gamma, Delta and BA.1 variants: A single-center comparative analysis

•Higher nasopharyngeal viral load can influence SARS-CoV-2 transmissibility.•Higher nasopharyngeal viral load for Omicron BA.2 compared to previous variants.•Vaccination did not seem to influence the amount of nasopharyngeal viral RNA.•Our findings support the increased inherent transmissibility for...

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Veröffentlicht in:	Journal of clinical virology 2022-12, Vol.157, p.105299-105299, Article 105299
Hauptverfasser:	Mastrorosa, Ilaria, Cozzi-Lepri, Alessandro, Colavita, Francesca, Lalle, Eleonora, Mazzotta, Valentina, Cimaglia, Claudia, Paulicelli, Jessica, Matusali, Giulia, Fabeni, Lavinia, Carletti, Fabrizio, Rosati, Silvia, Vita, Serena, Giannico, Giuseppina, Piselli, Pierluca, Biliotti, Elisa, Moghazi, Samir Al, Mosti, Silvia, Girardi, Enrico, Nicastri, Emanuele, Garbuglia, Anna Rosa, Maggi, Fabrizio, Vaia, Francesco, Antinori, Andrea
Format:	Artikel
Sprache:	eng
Schlagworte:	COVID-19 Cycle threshold (CT) values Humans Increased transmissibility Nasopharyngeal viral load Nasopharynx Omicron BA.2 RNA, Viral - analysis RNA, Viral - genetics SARS-CoV-2 Variants of concern (VOCs) Viral Load
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