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In vivo distribution. Representative ex vivo fluorescence image of kidneys (A) and the semiquantitative analysis of fluorescence intensity of kidneys (B). Representative ex vivo fluorescence image of major organs from mice sacrificed 5 min post i.v. injection of FITC-BSA-NPs (C). Data represent as mean ± SD (n = 3), ∗P<0.05 vs. Control.
