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. 2023 Feb 25;14:1076. doi: 10.1038/s41467-023-36729-0

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© This is a U.S. Government work and not under copyright protection in the US; foreign copyright protection may apply 2023

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Fig. 1 — VeroE6 or HeLa-ACE2-TMPRSS2 cells were incubated with 10, 50, and 100 μM of each compound for 6 hours, vigorously washed with PBS, and intracellular concentrations of each compound were determined using LC/MS. Bars indicate arithmetic means (n = 2). LOQ: Limit of Quantitation. Source data are provided as a Source Data file.