Assessment of serological assays for identifying high titer convalescent plasma.
Christopher W FarnsworthJames B CaseKarl HockRita E ChenJane A O'HalloranRachel PrestiCharles W GossAdriana M RauseoAli EllebedyElitza S TheelMichael S DiamondJeffrey P HendersonPublished in: Transfusion (2021)
Assays based on antibodies against the nucleoprotein were positively associated with neutralizing titers and the Ortho assay, although their ability to distinguish FDA high-titer specimens was imperfect. The resulting relationships help reconcile results from the large body of serological data generated during the COVID-19 pandemic.