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. 2021 Oct 24;12(11):1840–1846. doi: 10.1021/acsmedchemlett.1c00481

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© 2021 American Chemical Society

This article is made available via the ACS COVID-19 subset for unrestricted RESEARCH 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 World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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Preparation and characterization of NP-NK007. (A) The schematic diagram of NP-NK007 preparation processes. (B) Physical-chemical properties of NP-NK007. (C) The release profile of NK007(S,R) out of NP-NK007 in 0.5% Tween 80 PBS phosphate buffer (pH7.4). (D) The representative fluorescent image and quantitative analysis of different vital organs at 2 h after intravenous injection of NP-DiD. *p < 0.05, compared to the free DiD group.