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. 2021 Sep 24;16:6553–6573. doi: 10.2147/IJN.S321631

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© 2021 Li et al.

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Cellular uptake of nanoparticles by cells. (A) CLSM images of intracellular Dil-NPs (red) with or without ultrasound. (B) The fluorescence intensity of the intracellular nanoparticles (with or without ultrasound) was analyzed by flow cytometry. (C) The fluorescence intensity of BCG co-cultured with DiI-NPs (with or without ultrasound) was analyzed by flow cytometry. (D) The fluorescence intensity of BCG co-cultured with BM2-DiI-NPs (with or without ultrasound) was analyzed by flow cytometry.