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. 2021 Aug 17:nlab048. doi: 10.1093/jnen/nlab048

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© 2021 American Association of Neuropathologists, Inc. All rights reserved.

This article is published and distributed under the terms of the Oxford University Press, Standard Journals Publication Model (https://academic.oup.com/journals/pages/open_access/funder_policies/chorus/standard_publication_model)

This article is made available via the PMC Open Access Subset for unrestricted re-use and analyses in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the COVID-19 pandemic or until permissions are revoked in writing. Upon expiration of these permissions, PMC is granted a perpetual license to make this article available via PMC and Europe PMC, consistent with existing copyright protections.

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FIGURE 1. — (A–C) Representative hematoxylin and eosin images of megakaryocytes identified in brain sections of COVID-19 (A), influenza (B), and non-infectious DAD (C). (D and E) CD42b (D) and CD61 (E) immunostaining highlights entrapped megakaryocytes. (F) Several platelet-rich clots were seen in both CD42b and CD61 immunostains in cases of acute lung injury. All images were taken at 400× magnification.