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. 2016 Jul 18;6:29670. doi: 10.1038/srep29670

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Fluorescence CLSM images of microcapsules which was prepared by aqueous BSA with 2 mg/mL and the agitation speed was 4500 rpm for 2 min. (A) Single fluorescence CLSM images of PEI which was tagged with FITC. (B) Single fluorescence CLSM images of BSA which was tagged with Texas red. (C) The signal of PEI and BSA were overlapped.