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. 2022 Jul 17;27(14):4553. doi: 10.3390/molecules27144553

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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CCK-8 assay was performed in A549 cells with KA, KA-NLC, HA₂₀-KA-NLC, and HA₁₃₀-KA-NLC treatments. (A) The cell viability treated by different preparations with different concentration in A549 cells. (B) The 24 h IC₅₀ values in A549 cells treated by different preparations. The data are presented as the mean ± SD (n = 3).