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Distribution of CFX intracellularly, residual on the H411 epithelial cells and carried through these cells after 4 h for free CFX, and nano-liposomal CFX. FC: free CFX, NLC-S: nano-liposomal CFX with small vesicle, NLC-L: nano-liposomal CFX with large vesicle. Adopted from ref. [58].
