Lower anti-spike levels in B-cell-depleted patients after convalescent plasma transfusion suggest the need for repeated doses

Br J Haematol. 2023 Jan;200(2):e22-e24. doi: 10.1111/bjh.18544. Epub 2022 Nov 7.

¹ North-Western Tuscany Blood Bank, Pisa University Hospital, Pisa, Italy.
² Department of Anesthesiology and Perioperative Medicine, Mayo Clinic, Rochester, Minnesota, USA.
³ Department of Molecular Microbiology and Immunology, Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland, USA.
⁴ Department of Pathology, Johns Hopkins University School of medicine, Baltimore, Maryland, USA.
⁵ Division of Hematology and Transfusion Medicine, Carlo Poma Hospital, Mantua, Italy.

No abstract available

Keywords: COVID-19 convalescent plasma; immunocompromised; neutralizing antibodies; rituximab.

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