Figure 4.
(a) Uptake of 1000 ng/mL Cy 7.5-loaded MPMs in 4T1 at 2 hours. Scale bar represents 100 microns. (b) Time-dependent uptake of 125 ng/mL Cy 7.5-loaded MPMs. (c) Concentration-dependent uptake of Cy 7.5-loaded MPMs at 2 hours.
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