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Cellular uptake of ILP and LP. (A) and (B) The statistical graph of the fluorescence intensity (A) for Y79 cells and (B) for WERI-Rb-1 cells. (C) and (D) Flow cytometric analysis of the cellular uptake of free ICG and ILP by Y79 cell (C) and WERI-Rb-1 cell (D) at 4 h. (E) The fluorescence intensity of the cellular uptake of ICG and ILP at 4 h.
