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. 2021 Oct 22;62(1):37–43. doi: 10.1111/trf.16713

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© 2021 The Authors. Transfusion published by Wiley Periodicals LLC on behalf of AABB.

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

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A tiered approach to identify specimens sent for wild ‐type PRNT₅₀ and neutralization testing outcomes. From April and May 2020, 3000 specimens were first tested by SARS‐CoV‐2 enzyme immunoassays. One hundred and thirteen selected specimens were then analyzed by D614 wild‐type PRNT₅₀. Fourteen specimens were available to assess for neutralization capacity against VOCs [Color figure can be viewed at wileyonlinelibrary.com]