Screening for SARS-CoV-2 antibodies in convalescent plasma in Brazil: Preliminary lessons from a voluntary convalescent donor program.

CONCLUSIONS: RT-PCR +ve cases are still detected in 36.2% within 28 to 48 days after recovery. High anti-nucleocapsid protein IgG levels may be used as a surrogate marker to neutralizing antibody.
PMID: 32935877 [PubMed - as supplied by publisher]

Source: Transfusion - September 15, 2020 Category: Hematology Authors: Wendel S, Kutner JM, Machado R, Fontão-Wendel R, Bub C, Fachini R, Yokoyama A, Candelaria G, Sakashita A, Achkar R, Hamerschlak N, Scuracchio P, Amaral M, Dal Ben M, Araujo D, Soares C, Camargo A, Kallás E, Durigon E, Reis LF, Rizzo LV Tags: Transfusion Source Type: research