Treatment with Sotrovimab and Casirivimab/Imdevimab Enhances Serum SARS-CoV-2 S Antibody Levels in Patients Infected with the SARS-CoV-2 Delta, Omicron BA.1, and BA.5 Variants

Autor: Kana Fujimoto, Satoru Mutsuo, Yuto Yasuda, Soichi Arasawa, Noriyuki Tashima, Daisuke Iwashima, Ken-ichi Takahashi
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: Infectious Disease Reports, Vol 14, Iss 6, Pp 996-1003 (2022)
Druh dokumentu: article
ISSN: 2036-7449
DOI: 10.3390/idr14060099
Popis: Background: The neutralizing ability of sotrovimab and casirivimab/imdevimab against the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is attenuated in the subvariant BA.5. However, the efficacy of sotrovimab in the clinical setting remains to be investigated. Methods: Patients admitted to Kishiwada City Hospital with COVID-19 delta, omicron BA.1, or BA.5 subvariants were evaluated retrospectively for serum SARS-CoV-2 S and N antibody levels using the Elecsys Anti-SARS-CoV-2 assay. Results: In patients with COVID-19 during the BA.5 wave of the COVID-19 pandemic, anti-SARS-CoV-2 S antibody titers (median [interquartile range]) increased from 2154.0 (864.0–6669.3) U/mL on day 0 to 21,371.0 (19,656.3–32,225.0) U/mL on day 3 in the group treated with sotrovimab (N = 40) and were significantly higher than in the group treated with remdesivir plus dexamethasone plus baricitinib (p < 0.001). Conclusion: Treatment with sotrovimab could prevent severe disease in high-risk patients infected with SARS-CoV-2 subvariant BA.5.
Databáze: Directory of Open Access Journals
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