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CLSM images of hybrid films (1:1 molar ratio of DPPC to PBD-b-PEO + 5 mol % PTX) in water, doped with PTX-Oregon 488 (0.2 mol %) (A) at selected depths and (B) at different channels. DiDC18(5) was added at 0.1 mol %. The distribution of PTX drugs in the films was heterogeneous both in-plane and out-of-plane. Scale bars = 20 μm.
