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. 2014 Nov 13;9:5261–5271. doi: 10.2147/IJN.S72649

Figure 2.

Figure 2

In vitro release profiles. In vitro DiR (A) or coumarin 6 (B) release profiles from DiR NPs and DiR TNPs in PBS (pH 7.4) and 10% FBS at 37°C. (C) In vitro PTX release profiles from PTX NPs and PTX TNPs in pH 7.4 PBS and pH 5.0 PBS with 0.5% Tween 80 at 37°C.

Abbreviations: NPs, nanoparticles; CREKA, cysteine–arginine–glutamic acid–lysine–alanine; TNPs, CREKA-conjugated NPs; DiR, 1,1′-dioctadecyl-3,3,3′,3′-tetramethylindotri-carbocyanine iodide; PTX, paclitaxel; FBS, fetal bovine serum; PBS, phosphate-buffered saline.