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. 2021 Jan 5;4(1):19–34. doi: 10.1007/s42247-020-00143-9

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© Qatar University and Springer Nature Switzerland AG 2021

This article is made available via the PMC Open Access Subset for unrestricted research re-use and secondary analysis in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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Fig. 5 — Schematic mechanism of cellular nanosponges inhibiting SARS-CoV-2 infectivity. The polymeric NP cores with natural cell membranes from target cells inherit the surface antigen profiles of the source cells and serve as decoys to bind with SARS-CoV-2 that blocks viral entry and inhibits viral infectivity [109]