Synthesis, Characterization, and Evaluation of  a Novel Amphiphilic Polymer RGD-PEG-Chol for Target Drug Delivery System

<table>Flow cytometry profiles showed different cellular uptake of coumarin loaded liposomes with or without Chol-PEG-Chol by HUVEC cells (containing 40 ng/mL coumarin at 37°C for 1 hour).</table>

The Scientific World Journal

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Figure 9

Figure 9: Synthesis, Characterization, and Evaluation of  a Novel Amphiphilic Polymer RGD-PEG-Chol for Target Drug Delivery System 